K-12 IMPLOSION UPDATE: School Experiment That Burned Boy Was Focus of Federal Warning. “Only weeks before a chemistry experiment sent a plume of fire across a Manhattan high school science lab, engulfing two students and leaving one with life-threatening burns, a federal safety agency issued a video warning of the dangers of the very same experiment, a common one across the country.” If this had happened to home-schoolers, we’d be hearing about the need for licensed teachers.