BB grow! DOG Kush (canna cup entry 2012)Deep Blue & Psycho Killer :D

Don Gin and Ton

Well-Known Member
lol was too busy trying to get everything switched over without it all falling out of the cupboard. one handed cool hood replacement is a tricky when your trying to wank a light bulb off lol
 

SomeGuy

Well-Known Member
It's actually true. The grease from your hands will cause that spot on the bulb to heat up more and bubble... Then they explode. I've seen hid go super nova. Fortunately it was in a sealed moving head fixture (theatrical) but all hid bulds and high wattage halogen etc.. Will do the same. Only way to proper clean a bulb is w ISO.

BTW. When hid blows its no joke.
 

209 Cali closet grower

Well-Known Member
Won't the oil from are hand evaporate it. I mean, that bulbs hot.

I've only had one new bulb fail on me new. I've screwed in and out 30 bulbs by hand. And all where fine.
 

SomeGuy

Well-Known Member
Not true. Different oils. Some can and some can't. Will have to look this up.
The bulb manufacturers recommend using gloves for installation. Horticulture lamps are a thicker glass than entertainment hid bulbs though. Never touch a halogen bulb or like. They are super thin and will fail quickly. Lots of problems with hid headlights blowing from finger oil because of thinner glass and hot enclosure.

I just always error on the side of safety. I'm not even using hid anymore though... :-). But I wouldn't want anyone here ever getting hurt.
 

Don Gin and Ton

Well-Known Member
I'm still not convinced myself, I've always handled my bulbs without issue. I'm not a greasy hand type guy. I could see it maybe if you've got sticky icky resin from your plants on the bulb maybe.

Going back to basic science here, the fire triangle needs ignition, fuel and oxygen. I don't secrete flammable oils lol. Though I've been known to have a high alcohol content.
 
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