Abraham Teaches - Alex Mania Teaches the Safety Rules of Chemistry is the twenty-fourth video ever uploaded to the xxxxxxxxxabeiscoolxx channel. In it, Alex Mania teaches a class of ninth grade Health class. It was written and uploaded on September 29, 2011, which happens to be one day before one of the only other two videos in its series, Abraham Teaches - Abe Teaches You Sexual Education, was removed from YouTube. In it, Alex Mania teaches safety guidelines to students in Abe's class.