Magnesium oxide. Light, friable powder of white color, easily absorbs water. Its application in artistic gymnastics, applied on the athlete's palms is based on this property, powder protects it from danger to break from a gymnastic shell. Melting temperature — 2825 °s.temperatura boilings — 3600 °s.plotnost =3,58 g/cm3. In the industry it is applied to proizvodstvaogneupor, cements, ochistkinefteprodukt, as a filler at a proizvodstverezina. The extralight oxide of magnesium is applied as very small abrasive to cleaning of surfaces, in particular, in electronic industry.
In medicine apply at raised kislotnostizheludochny juice as it is caused by the excess content of hydrochloric acid. Burned magnesia is accepted also at casual hit in a stomach of acids.
In the food industry it is registered as a food dobavkiye530.
Is an absolute reflector — substance with the reflection coefficient equal to unit in a wide spectral strip. It can be applied as an available standard of white color.