LSD is just one mind-altering substance in a category of medicines named hallucinogens, which induce persons to own hallucinations—factors that somebody sees, hears or feels that seem like real but are in fact established because of the brain. Over the mid-1960s, usage of LSD spread widely within the rising counterculture, https://single-bookmark.com/story17776627/lsd-meaning-no-further-a-mystery