Exo Terra Halogen Basking Spot - 150 Watt Pond Kits PolypLab One is engineered from

PolypLab One is engineered from two forms of acetate and hydroxide salts

87th Edition)

then the spout

Vegetable oil (preserved with mixed tocopherols)

Suitable for freshwater and saltwater tanks

Exo Terra Halogen Basking Spot - 150 Watt Pond Kits PolypLab One is engineered fromHalogen bulbs are actually an advanced variation of incandescent bulb technology. One of the major factors that shorten an incandescent bulb's lifespan is the evaporation of the tungsten within the bulb. By adding a trace amount of a halogen gas (methyl bromide) inside the bulb, a chemical reaction removes the tungsten from the wall of the glass and deposits it back onto the filament, extending the life of the bulb. The higher temperatures of halogen