What do you know about the drug ecstasy?

Okay, so lately at my high school there have been talks about the famous "ecstasy." I just want to know whatever i need to know about it so i don't get invloved... What chemicals is it made up of? I heard it ws partly cleaning products!!?? What are the most popular kinds? I would REALLY appreciate ANYONE'S knowedge about "Adam" lol. Thanks!

: http://alcoholdrugstreatment.info/what-do-you-know-about-the-drug-ecstasy