Periodic Videos

Professor Poliakoff on a word that sounds familiar. This is the first in our new Chem Definition series - short videos about the language and jargon of chemistry.

In this video about aspirin we show you an old sample and make a new one.

The Professor discusses why "papers" are so important to scientists.

The Professor once claimed to know nothing about Hassium, but he learned more after visiting Darmstadt in Germany. Brady's blog on this video at http://periodicvideos.blogspot.com/2011/01/should-we-make-something-up.html More chemistry videos at http://www.periodicvideos.com/

A sign made of gold and silver nanoparticles. A gift for the International Year of Chemistry 2011. More chemistry at http://www.periodicvideos.com/

Nitroglycerine, TNT and dynamite. More chemistry at http://www.periodicvideos.com/

Strange-shaped electron orbitals hold the key to chemistry. More chemistry at http://www.periodicvideos.com/

The periodicvideos team raids the chemical stores to make their "perfect perfume" - though we doubt it would be fit for human consumption. (Just a bit of fun for Valentine's Day!) More chemistry at http://www.periodicvideos.com/

A bit about the history and naming of this famous insecticide. More chemistry at http://www.periodicvideos.com/

Periodicvideos film-maker Brady Haran with a message to mark our 300th upload. DETAILS OF OUR PAPER IN NATURE CHEMISTRY: http://periodicvideos.blogspot.com/2011/02/paper-in-nature-chemistry.html Here's a link to Backstage Science: http://www.youtube.com/BackstageScience More from us http://www.periodicvideos.com/

Sam and The Professor discuss what is meant by an "endothermic reaction". More chemistry at http://www.periodicvideos.com/

Scientists get Hydrogen to bond with a special variation of Helium, as the Professor explains. We've simplified things quite a bit... Full (and very technical) paper in Science (Jan 28, 2011). More chemistry at http://www.periodicvideos.com/

Polymorphs can be a headache for people who make pharmaceuticals. Find out why? More chemistry at http://www.periodicvideos.com/

Our version of the most famous chemistry anthem - The Elements by Tom Lehrer. See videos on all the elements at http://www.periodicvideos.com/ BLOG (includes editing timeline): http://periodicvideos.blogspot.com/2011/03/elements-song-our-version.html With thanks to Dave Cheeseman: http://www.davecheeseman.com/

Following the earthquake and tsunami in Japan, we discuss what is causing problems at the nuclear reactors in Fukushima. More chemistry videos and news at http://www.periodicvideos.com/

We take a look at Carbon - one of the most important elements for our lives on Earth. We look at various forms of elemental carbon, from diamonds to exotic graphene and buckyballs. More chemistry at http://www.periodicvideos.com/

Some pictures of our viewers. To feature in our next video of viewer photos, send them to periodicvideos@gmail.com We like to see you at your computer with the site (just to be sure you are a proper viewer!) Visit our website at http://www.periodicvideos.com/

What is an exothermic reaction? More chemistry at http://www.periodicvideos.com/

A rhombus-shaped molecule is discovered by scientists. It is Tetrasilacyclobutadiene. The work was published in the journal Science. More chemistry at http://www.periodicvideos.com/

The Professor shares some of his own research in the field of self-optimized chemical reactions... Letting a computer do all the "boring" work. You can download the paper for free until May 31... Details at http://periodicvideos.blogspot.com/2011/04/professors-paper-for-free.html More chemistry at http://www.periodicvideos.com/ Research supported by the EPSRC

On the day of Robert Bunsen's 200th birthday, we discuss his most famous invention. More chemistry videos at http://www.periodicvideos.com/

We visit a disused mine in Ytterby, Sweden, where four elements on the periodic table were first discovered. This is a re-upload of the original video, now at higher quality. The elements named after Ytterby at Yttrium, Ytterbium, Erbium and Terbium. More chemistry videos at http://www.periodicvideos.com/

In the first of our videos answering viewer questions, we deal with something that's long overdue... The names and jobs of the scientists who appear in our 300-odd videos. Plenty more questions and answers to come. See our videos at http://www.periodicvideos.com/ Featured in this video are Martyn Poliakoff (The Professor), Pete Licence, Samantha Tang, Debbie Kays, Steve Liddle, John Moses, Rob Stockman and Darren Walsh.

Would you buy a hard drive containing uranium? One of our team has made a significant breakthrough involving a uranium compound which acts as a molecular magnet. More chemistry videos at http://www.periodicvideos.com/

Video about alcohol, particular focus on ethanol which is found in alcoholic drinks. We also show distillation. Want to do us a favour? Here's a chance to support charity and give something back to someone who helped us... http://periodicvideos.blogspot.com/2011/04/our-mystery-supporters-big-adventure.html All our videos at http://www.periodicvideos.com/

If your alcoholic drink is radioactive - that's a good thing! Main alcohol video at http://www.youtube.com/watch?v=CheFL8see30 We're on Facebook at http://www.facebook.com/periodicvideos

We show the emission spectra of several metallic ions using Pete's more spectacular methods. More chemistry at http://www.periodicvideos.com/

The Periodic Table of Videos team answer a viewer question: "Which element do you think is the coolest?" Answers include carbon, helium, boron, uranium, sulfur, platinum and caesium. More chemistry videos at http://www.periodicvideos.com/ We're on Facebook at http://www.facebook.com/periodicvideos And Twitter at http://twitter.com/#!/periodicvideos

Dr Max Whitby - the element collector - melts half a kilogram of silver and casts a solid cylinder of the precious metal. Max's website is http://www.periodictable.com/ Our website and videos can be found at http://www.periodicvideos.com/

Why are bearded chemists better at crystallization? More chemistry at http://www.periodicvideos.com/

Exploding Krakatoa tubes are a miniature version of just one theory of what caused Krakatoa's demise. Krakatoa (or Krakatau) was a volcanic island which famously blew apart in August 1883. More experiments at http://www.periodicvideos.com/

Our very own "Professor" - Martyn Poliakoff - is nominated for the prestigious role of Foreign Secretary of the Royal Society. More videos at http://www.periodicvideos.com/ More about the portraits in this video at http://periodicvideos.blogspot.com/2011/05/yet-another-portrait-of-prof.html

A quick look at the village of Strontian, which gave its name to the element Strontium. Full length video from this trip coming soon. http://www.periodicvideos.com/

Which elements are hardest to collect and display... Element collector Max Whitby tell us the ones he finds toughest. More videos at http://www.periodicvideos.com/ We're on Facebook at http://www.facebook.com/periodicvideos

We've been lucky enough to win a prize from the prestigious journal Science. The prize is called SPORE - or Science Prize for Online Resources in Education. As a result we've written an essay about our project in the latest edition of Science. Visit our (award-winning) website at http://www.periodicvideos.com/

Our new strontium video includes a trip to the village of Strontian, a flame test and some footage of nuclear explosions! More chemistry at http://www.periodicvideos.com/

Chemistry officials have confirmed the creation of two new elements - so now names will be given to elements 114 and 116. More chemistry at http://www.periodicvideos.com/

The periodicvideos team recall their first exposure to chemistry - and share a few embarrassing childhood pictures! Extra pics on the blog at http://periodicvideos.blogspot.com/2011/06/young-chemists.html More chemistry at http://www.periodicvideos.com/ We're on Facebook at http://www.facebook.com/periodicvideos

One of the world's most famous landmarks is made from soapstone. The Professor visited Cristo Redentor (Christ the Redeemer) during our recent trip to Rio de Janeiro. Slippery soapstone is rich in magnesium. Press the CC button for Portuguese captions. More chemistry at http://www.periodicvideos.com/

The Professor discusses a recently published theory about Earth's missing Xenon. He happens to be on Rio's Copacabana Beach - but that's just because we were there on other business. More from us at http://www.periodicvideos.com/ We're on Facebook at http://www.facebook.com/periodicvideos And Twitter at http://twitter.com/#!/periodicvideos

The Professor visits a very special periodic table (for us, anyway) at the Museum of Life, in Rio. You don't need to travel to Brazil though... see all our videos at http://www.periodicvideos.com/ More on the exhibit: http://www.museudavida.fiocruz.br/elementar http://www.facebook.com/expoelementar

Barium meals (barium sulfate, not toxic barium) are among the topics in our updated video about the element Barium. Videos on all the elements at http://www.periodicvideos.com/

More pictures of our viewers. Send your pictures to periodicvideos@gmail.com Visit our website at http://www.periodicvideos.com/ We're on Facebook at http://www.facebook.com/periodicvideos And we're on Twitter at http://www.facebook.com/periodicvideos

Hi res version of the poster is at http://www.flickr.com/photos/periodicvideos/5912075438/sizes/o/in/photostream/ A version with symbols at http://www.flickr.com/photos/periodicvideos/5915143448/sizes/o/in/photostream/ Periodic Table of Videos has made a poster with QR codes linking to our videos of each element. For extra stuff like this, follow us on Facebook and Twitter. http://www.facebook.com/periodicvideos http://twitter.com/#!/periodicvideos

Brazilin, or Natural Red 24, is a chemical found in Brazilwood trees. We looked at it during our recent road trip to Brazil. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

The team describe their favourite and most beautiful chemical reactions, again in response to a viewer question. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Extra info from this video: Barking Dog http://www.youtube.com/watch?v=mGMR72X8V-U Hydrogen http://www.youtube.com/watch?v=6rdmpx39PRk Chemical Garden http://www.youtube.com/watch?v=sAr7mvBjWq8 Coke cans http://www.youtube.com/watch?v=WnPrtYUKke8 CO2 http://www.youtube.com/watch?v=0dSMzg0UPPo Sam's CO2 mishap http://www.flickr.com/photos/periodicvideos/4253257615/

In the wake of a tragic explosion in Boston, Lincolnshire, we discuss some of the dangers involved with distilling alcohol. We must stress we do not know the circumstances of this specific incident. However all the media coverage makes it seem an appropriate time to briefly discuss some of the issues involved. More chemistry at http://www.periodicvideos.com/

New and updated video about the element Titanium. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

A broken achilles tendon for one of our team is an excuse to talk about plaster casts! About the graffiti on Sam's cast: http://periodicvideos.blogspot.com/2011/07/graffiti-on-sams-cast.html More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

We visit a display of elements in Dublin, Ireland, including some quirky periodic tables. Our own Irishman, Darren Walsh, pays a visit to the Science Gallery. The list of elements in Darren's body can be found at http://periodicvideos.blogspot.com/2011/07/recipe-for-dr-walsh.html More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

A molecule which has saved many lives by battling the effects of asthma... Salbutamol. NOTE FROM DR STOCKMAN: "noradrenaline has no methyl group... adrenaline has the methyl group... sorry for the mix-up" More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

Our chemists say the most common misconception about chemistry is that chemicals are "nasty, toxic and horrible". This is another video in response to a viewer question. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

Tell us which one you like best? Leave us a comment. These portraits of elements are an exhibit was part of "The Elements" exhibition at Science Gallery, Dublin, Ireland. Included are Mercury, Iron, Gold, Platinum, Uranium, Calcium, Carbon, Silicon, Radium, Arsenic, Cobalt, Argon, Copper and Lead. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos PS: Here's an officially approved portrait of Gormley's iron sculpture!!!! http://www.sciencegallery.com/elements/iron-fe

Our uranium expert Steve Liddle briefly discusses the recent news about a Swedish man, Richard Handl, who made world news when police arrested him for trying to split atoms in his kitchen. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Richard's now famous blog is at http://richardsreactor.blogspot.com/ It goes without saying that we advise against handling any dangerous substances or obtaining prohibited goods - but we've said it anyway!

Another video from our recent trip to Brazil - this time discussing the country's famed use of bioethanol as fuel. The Professor finds everything is not as he expected.

The Professor shows the full-width periodic table! More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Science Shirts as mentioned is at http://www.rutnet.co.uk/customers/scienceshirts/

We celebrate our 50,000th subscriber with a periodic table rap. The full song by Oort Kupier and his own video can be found at http://www.youtube.com/watch?v=lDp9hUf_SV8 More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

UK chemists have written to Prime Minister David Cameron over funding cuts in the field of organic chemistry. The Professor explains why. And here's a link to a letter The Professor himself wrote to Margaret Thatcher... http://periodicvideos.blogspot.com/2011/08/angry-chemists-and-prime-ministers.html More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

A new video about Bohrium, including footage from our trip to Darmstadt where the element was created and named. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

The Professor mourns the loss of his first PhD student - and recalls Steve Church's pioneering research into the molecule Manganese Pentacarbonyl. More info about Steve Church's work at http://periodicvideos.blogspot.com/2011/08/remembering-old-friend.html More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

How to make complicated molecules using a simple process - essentially tying knots in a string-like compound! Rob Stockman's team's latest paper could contain important clues to the making of cheaper medicines. The paper is at http://pubs.rsc.org/en/Content/ArticleLanding/2011/SC/C1SC00371B (we think it is free but you'll have to log in, but you may need to open a free RSC account at http://pubs.rsc.org/en/account/register) More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

The Professor and periodicvideos (big fans of University Challenge) call on the quiz show to update the periodic table used in its opening title sequence. We love the BBC show - but couldn't resist an opportunity to talk about periodic tables!!! More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

The Professor encounters a "fantastic" periodic table at a university in Rio, Brazil. Its lay-out is unusual and it contains several elements with surprising symbols, including Vi for Francium. Hi-res pic of the table at http://www.flickr.com/photos/periodicvideos/6146896228/in/photostream More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

The Professor arrives in Sydney, Australia, for a tour of various cities and towns. More about Martyn Poliakoff's Aussie visit at http://periodicvideos.blogspot.com/2011/09/professor-in-australia.html

Attempts to create element 120 raise the issue of the so-called "island of stability". Professor Martyn Poliakoff discusses. Details to see The Prof in Sydney at http://periodicvideos.blogspot.com/2011/09/see-prof-in-sydney.html More at http://www.periodicvideos.com/

The Professor comes face-to-face with an Australian koala - and learns not to call it a koala bear. And as always, it's a chance to talk chemistry. Our thanks to Cleland Wildlife Park in Adelaide, South Australia, and to Hank the koala. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

The Professor visits Sydney's iconic bridge - and of course talks a little bit of chemistry. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

We're on Bondi Beach to discuss the ozone layer - a topic of great interest to Australians. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos

Daniel Shechtman is awarded the Nobel Prize for his discovery of quasicrystals. Discussed here by Professor Martyn Poliakoff and Sixty Symbols' Professor Phil Moriarty. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

Successfully operating a siphon in a vacuum, using an exotic ionic liquid that can handle the extreme conditions. With thanks to Adrian Boatwright and Pete Licence. The paper (not free unfortunately) is at http://pubs.acs.org/doi/abs/10.1021/ed2001818 More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

New research show wallabies are low "emitters" of methane - unlike cows - and instead produce another chemical during digestion. Filmed at Cleland Wildlife Park, Adelaide, during our recent trip to Australia. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

Cheers guys. New channel is http://www.youtube.com/foodskey On the web at http://www.foodskey.net/ Facebook at http://www.facebook.com/pages/Foodskey/201734046564764 Tweeting at http://twitter.com/#!/foodskey

We encounter an artistic periodic table while visiting Bendigo, in Australia. Royal Australian Chemical Institute page about the table: http://www.raci.org.au/periodic-table-on-show More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

The periodicvideos team demonstrates a laser dye for Halloween. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

Smithson Tennant's discovery of Osmium and Iridium is beautifully documented in the Royal Society archives. Professor Martyn Poliakoff explains. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

Here's the teacher and original periodic table which inspired the periodicvideos and sixtysymbols projects. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

The Professor can find a chemistry story anywhere - even the Sydney Opera House. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

The Sun-Drop diamond has sold for a staggering $10.9 million (plus buyer's premium). A world record for a yellow diamond. We discuss a bit of its science with Professor Martyn Poliakoff. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

Some amazing artifacts - original standard weights for the pound and troy pound. The troy pound is made from pure platinum! A correction.. The silicon isotope used is 28, not 29 as stated in the video! Sorry! The Professor is joined at the Royal Society by none other than Michael from Vsauce - http://www.youtube.com/user/vsauce More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran With thanks to the Royal Society: http://royalsociety.org/

Mourning the passing of Yuri E Gorbaty, The Professor discusses his old colleague's important work with water under extreme conditions. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

Even the greatest of scientists were once little boys and girls. Here we look at childhood creation of the mighty Ernest Rutherford - whose was interested in mashing potatoes long before he was smashing atoms. Another treasure from the archives at the Royal Society. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

The Professor discusses new research suggesting why gold (among other dense metals) is found close to the Earth's surface. Our thanks to everyone at the Central Deborah Gold Mine in Bendigo, especially Joel. http://www.central-deborah.com/ More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

Flerovium and Livermorium have been proposed as the names for elements 114 and 116. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

Dmitri Mendeleev's business card is among the many treasures in the archives of the Royal Society. Professor Martyn Poliakoff explains. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

A birthday present for Professor Martyn Poliakoff. The cakes - baked and decorated by undergraduates at the University of Nottingham - were presented early because The Prof was due to be in Ethiopia his actual birthdate on December 16. Big thanks to Radmila (icing ninja), Emily (with the steady hand), Alice, Rob (assistant cameraman), Aimie (chief organiser), Astrid, and Rebecca (cake whisperer). Photos at http://www.flickr.com/photos/periodicvideos/sets/72157628423126907/ More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran

Links to full videos below. Just some of the chemical reactions performed so far by The Periodic Table of Videos. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos Periodic Videos films are by video journalist Brady Haran Music in this video courtesy of http://www.vate.com.mx/ FULL LIST OF REACTIONS WON'T FIT IN THE VIDEO DESCRIPTION, BUT CAN BE FOUND AT http://periodicvideos.blogspot.com/2011/12/chemical-reactions-compilation.html Here are the ones I think will be most requested? 0.00 Sulfur Barking Dog: http://www.youtube.com/watch?v=mGMR72X8V-U 0.02 Hydrogen: http://www.youtube.com/watch?v=6rdmpx39PRk 0.03 Apollo Lunar Lift-Off Chemistry: http://www.youtube.com/watch?v=JLCrZGgKD-k 0.06 Pete's Coloured Flames: http://www.youtube.com/watch?v=O3ZuimXdObE 0.11 Magnesium: http://www.youtube.com/watch?v=Hu385YwuRaM 0.12 Cake Blowing Up: http://www.youtube.com/watch?v=js9_EhrjDD8 0.16 Pistol Gunpowder: Not in a video yet? 0.17 White Phosphorus: http://www.youtube.com/watch?v=U6_-EUcswSc 0.20 Helium Balloon cooled with Liquid Nitrogen: http://www.youtube.com/watch?v=a8FJEiI5e6Q 0.24 Liquid Oxygen: http://www.youtube.com/watch?v=WuG5WTId-IY 0.27 Cokes Cans in Acid and Base: http://www.youtube.com/watch?v=WnPrtYUKke8 0.35 Cheeseburger in HCl: http://www.youtube.com/watch?v=NddZ5ftQb0Q 0.36 Aqua Regia dissolves gold: http://www.youtube.com/watch?v=iwnKU89CCdI 0.39 Fluorine and cotton wool: http://www.youtube.com/watch?v=vtWp45Eewtw 0.40 Smashing Liquid Nitrogen Pumpkin: http://www.youtube.com/watch?v=O2799XSIlZM 0.49 Phosphorus: http://www.youtube.com/watch?v=LSYLUat03A4 0.50 Caesium (first go): http://www.youtube.com/watch?v=zCARhVfeX5U 0.57 Magnesium in CO2: http://www.youtube.com/watch?v=0dSMzg0UPPo 1.01 Krakatoa Tubes: http://www.youtube.com/watch?v=drHVT4NHSNQ 1.05 Pumpkin Thermite: http://www.youtube.com/watch?v=O2799XSI