noun
- A fine, porous, siliceous sedimentary rock formed from the fossilized remains of diatoms; used as an abrasive, filter, and insulator.
Usage: Also called diatomaceous earth or diatomite; Technical/industrial term
Examples
- Kieselgur is commonly used in water filtration systems.
- The powder's porous structure makes kieselgur an effective natural insecticide.
- Industrial applications of kieselgur include use as a polishing agent in toothpaste.
- Kieselgur deposits are mined in several countries for commercial use.
- The lightweight nature of kieselgur makes it ideal for thermal insulation products.