The Pumice with CAS registry number of 1332-09-8 is also known as Pumice 8849 1/2. The systematic name and product name are the same. It belongs to product categories of UVCBs-inorganic. It is composed of highly microvesicular glass pyroclastic with very thin, translucent bubble walls of extrusive igneous rock.

Uses of Pumice: it is is widely used to make lightweight concrete or insulative low-density breeze blocks. Besides, it is used as an abrasive, especially in polishes, pencil erasers, cosmetic exfoliants, and the production of stone-washed jeans. Pumice is also used as a growing substrate for growing horticultural crops.