On: Caffeine for Sale: The Hidden Trade of the World's...

[Kenji]

For those who are interested, the youtuber Applied Science explaining in detail how caffeine extraction works:

https://www.youtube.com/watch?v=TvmM6qa2a90

very educational.

[nickysielicki → Kenji]

Thanks for posting this. I really like these kind of videos. Matthias Wandel, primitive technology, etc.

YouTube can be very relaxing. It's like the next generation of This Old House or How It's Made