Let's have a look on how gypsum is being mined. If you think that extraction of gypsum is none of your business, you're mistaken. Gypsum is practically everywhere - in building materials, hospitals, jewellery,works of art
and even, as the story goes, in McDonalds' rolls. Actually we cannot assert about the rolls, but the fact is that gypsum is a great hypoallergenic matter. Let's see how this Russian company produces them.