What's Your Connection?

Keeping Mosquitoes Away (1x9)

Data di messa in onda: Giu 21, 2019

A listener from China inquired about keeping mosquitoes in check in Japan. Our reporter Ron Monroe visits a mosquito expert to find out what really works. She also visits a company that invented pyrethrum coils more than 100 years ago to learn the origins of the material, now used around the world.