Study finds cannabis vaping more harmful than nicotine vaping What Parents Need to Know about Vaping and JUULing 5210 Students at two high schools in possession of vaping devices containing THC: On September 16, a school administrator at Thomas Stone High School observed a transaction involving vaping devices inside the school. Student in Possession of Three Vaping Devices Containing THC: On November 24, a school administrator at Henry E. Lackey High School became aware of a student in possession of a vaping device. Middle School Student in Possession of Vaping Device Containing THC: On December 1, a student at Davis Middle School was observing smoking a vaping device in class. Further investigation showed the student, Juul Wikipedia