Shares & Saves. Save. Xenon and halogen lights use a gas to help increase bulb effectiveness, but there are several key differences between them. Halogen lights are an older type of bulb that uses halogen gas primarily as a buffer and backup system, while xenon lights depend wholly on xenon gas to produce light.
Magnesium chloride is the name for the chemical compounds with the formulas MgCl 2 and its various hydrates MgCl 2 (H 2 O) x. These salts are typical ionic halides, being highly soluble in water. The hydrated magnesium chloride can be extracted from brine or sea water.
... in Everyday Life. 1  Epsom salt, one of the forms of magnesium, is used as a bath soak. 2  Magnesium chloride is used as an anti-icing or de-icing product to prevent snow from sticking on roads in winter. 3  Hand chalk used by athletes and rock climbers is actually magnesium carbonate.