if you go into the FAQ on this website (top of the page on the right) and look around in there, there's an article on how to do it with light or with chemicals
my friends and i used 2ozs of shake for a pound of butter and the brownies got me high for 29 fucking hours. then again i'm a massive light weight haha
i've been old they have the same infrared signature or temperature so they both look the same if you're being scoped from the sky. I don't know if this is actually true but my source was a firefighter in the SC mountains