Originally Posted by
Ace25
I don't think the mineral oil idea is good myself. Reason being, you can't just stick the LEDs in mineral oil and call it a day. Mineral oil works because it is non conductive so electrical items can be submerged and still work, problem is, mineral oil acts as a heatsink. If you put an item like a CPU or LEDs inside a box of mineral oil, you just end up heating the mineral oil to the point you start cooking things. You also need some type of heat exchange (copper tubing?) with the mineral oil for the heat to be able to dissipate.