Why doesn’t anything stick to Teflon? - Ashwini Bharathula

source: TED-Ed     2016年12月13日
View full lesson: http://ed.ted.com/lessons/why-doesn-t...

Teflon was in the spacesuits the Apollo crew wore for the moon landing, in pipes and valves used in the Manhattan project, and it may be in your kitchen, as the nonstick coating on frying pans and cookie sheets. So what is this slippery solid — and why doesn’t anything stick to it? Ashwini Bharathula describes the science behind Teflon.

Lesson by Ashwini Bharathula, animation by Andrew Foerster.