Sentence examples for hard substance from inspiring English sources

SiC is a very hard substance (9 to 9.5 on Mohs scale) having comparable hardness to the hardest material known as diamond (10 on Mohs scale).

It is "the hard substance of things".

Once decomposed, their bones mixed with limestone and sediment to form a hard substance called breccia.

Such mounds are built of fine particles of clay glued together by saliva to form an exceedingly hard substance.

As they describe in Biology Letters, they analyzed samples of scute — the hard substance that protects the turtles' bony shells.

It consists mainly of chitin, a carbohydrate also known as polyacetylglucosamine, and sclerotin, a hard substance composed of protein tanned by quinones.

Drill press, also called Drilling Machine, device for producing holes in hard substances.

They often collect bits of marine debris — broken glass, tiles, and other hard substances — and put them out front.

Boride, any of a class of hard substances in which boron is chemically combined with various metals (see boron).

"They started throwing brick chips, bottles and some other hard substances," said A. K. M. Liaquat Ali, the officer in charge of the Hathazari police station.

Possession of alcohol is considered a misdemeanor behind bars, while possession of hard substances such as methamphetamines, opiates and marijuana are felonies.