ok lets conclude this little thread, we have established cannabis produces thc in defence of uv light,,,,we have established the uv light is the dangourous uvb type,,,,we have established not to camp out in the grow room while there on,,,,,we have established to put them on during flower and a bit at a time,,,we have established blacklight is uvb,,, and we have established were going to more stoned because of this,,,,,all in favor say hell yeah