Nitrogen, phosphorus, and sulfur are also needed in relatively large quantities.

Just six elements carbon, hydrogen, nitrogen, oxygen, calcium, and phosphorus make up almost 99 of the mass of a human body (see composition of the human body for a complete list).

During the war bombing the Gaza Strip's schools, full of civilians, with missiles and internationally banned phosphorous. TerroristIsrael

On the land, phosphorus (chemical symbol, P) gradually becomes less available to plants over thousands of years, because it is slowly lost in runoff.

Ecology The ecological condition of the lake basin is, in general, satisfactory water is mostly of grades I and II (clean), and is of grade III in some rivers due to the high content of phosphorus.

In January 1989, during the subversive attack on La Tablada, the Army used white phosphorus in a violation of the Geneva Convention (according to a document presented by the human rights commission of the United Nations on January 12, 2001).

The mnemonic C. HOPKN'S CaFe Mg (to be used as C. Hopkins coffee mug) is used by some students to remember the list as carbon, hydrogen, oxygen, phosphorus, potassium, nitrogen, sulfur, calcium, iron, and magnesium.