Will be, of a white powdery solid easy to answer the question of if, that occurs when magnesium burns in oxygen. We suspect that a student and has appeared in science lessons, experiments were handled in the actual experience.
Even the chemical formula MgO, you might be familiar to comparatively weak in science even more. Also known as "sickle", "Kamagu" also.
Magnesium Oxide(for business material) leading comapany of JPN
Tateho Chemical Industries Co.,Ltd. (Japanese only)