corundum is a mineral with a hardness of 9 on the mohs hardness scale. for which application would corundum…

corundum is a mineral with a hardness of 9 on the mohs hardness scale. for which application would corundum most likely be useful?\nseasoning food\ngrinding glass\nmaking toothpaste\ncreating makeup
Answer
Brief Explanations:
Corundum's high hardness (9 on Mohs scale) makes it suitable for abrasive - related tasks. Grinding glass requires a hard material to scratch and shape the glass. Seasoning food, making toothpaste, and creating makeup don't require such a hard material.
Answer:
grinding glass