The Nature of Things

A Bang-Up Job (2x20)

Ημερομηνία προβολής: Ιουν 21, 1962

Dr. Robert Knott, G.R. Phare of the CIL Research Division, and host Lister Sinclair examine the properties, types and uses of explosives. Includes an explanation and film illustration of: ballistic pendulum; fall hammer; hydromex; cushion blasting; and shape-end charges.