. >> similar to jack daniels, hennessy, like 150 proof. >> according to outlaw, white lightning a has>> pruno can get you drunk and get you riled up and get you that intoxication. you can drink half a cup of white lightning where you become a question like can i see your i.d. card? you get violent. a lot of times they have to be brought to the ground because they're on white lightning. >> at pelican bay we saw inmates distilling white lightning. a hand-drawn illustration confiscated. >> i saw it in a prison's cell. >> 150 proof. that's not your regular prune alcohol. more sophisticated. >> this is the final result. this here about the equivalent of grain alcohol. extremely potent. >> how does this stuff taste? >> white lightning tastes like whitney without any cut. kool-aid or something. you have inmates who like rot gut. they down it. a lot of these dudes make this stuff. the stuff they're drinking doesn't do anything. >> since drunken inmates can lead to big trouble, correctional officers are constantly on the lookout. >> officers are out there searching cells. they'll find it. thre