Search Results for: Animal bones simply prepared
combines with other elements, e.g., with oxygen, carbon, hydrogen, chlorine, fluorine, arsenic, phosphorus, and sulfur, forming many compounds. although lime (calcium oxide) has been known since ancient times, elemental calcium was first isolated by sir humphry davy in . today, calcium metal is usually prepared
stone or gravel with sand, cement, and water and allowing the mixture to harden into a solid mass. the cement is the chemically active element, or matrix; the sand and stone are the inert elements, or aggregate. ..... click the link for more information. , whiting whiting, white, powdery substance, prepared...
https://encyclopedia2.thefreedictionary.com/calcium