For Centuries, gypsum has become employed for plaster and pigments in the two developing and decorating properties. Though plaster may perhaps have already been its most critical use, Assyrians also sculpted the alabaster variety of huge gypsum into ornaments and collectible figurines, when Greeks utilized clear selenite gypsum crystals for https://www.propanraya.com/id/produk/eco-gypsum-ee-4050