This is a very common misconception, HPS and MH bulbs will NOT explode or lose life due to oils from your hands on the glass. Only halogen bulbs are susceptible to this.

I do wipe mine down though as the less crud on the globe, the more the light penetrates it.
gainesvillegreen Reviewed by gainesvillegreen on . HPS EXPLOSION?!?! wow, no bueno for me today, i JUST began my budding phase yesterday and got my 12/12 all set up, even remodeled my grow room for budding and on the first day i come back to check on my babies, my HPS is Broken in peices... BRAND NEW, as in, NEVER USED, Is there something i missed? or should i just be trying to get my money back? i vegged with MH for about 9 weeks and just switched it up yesterday... anyone ever had this problem? and whats my best plan of action until i get a replacement? using Rating: 5