There are a few methods to use LSD. The most common way is in the form of the blotter tab. These are little items of paper that have been infused with LSD. LSD stays a Timetable I controlled material from the US. On the other hand, study from the 1950's https://medium.com/@LsdWorld/introduction-to-lsd-what-you-need-to-know-e70ffecb3a92