5 ms·
Because that's been done and there are plenty -- your hard drive probably contains some! https://en.wikipedia.org/wiki/Ferrofluid#Applications https://en.wikip
by jpatokal 11y ago
Because that's been done and there are plenty -- your hard drive probably contains some!
https://en.wikipedia.org/wiki/Ferrofluid#Applications https://en.wikipedia.org/wiki/Ferrofluid#Applications
- bro-stick 11y agoPassive cooling of a speaker's voice coil is pretty neat.