Study of quality water

Study of quality water.

Water [is] all water which there are [in] nature and or come from source of water, and there are, above surface of land;ground, [do] not the included in this congeniality [is] water which there are subsurface and sea water.

quality of Water. [is] the nature of life being content and water, energi, or other component in water. Quality of water expressed with a few parameter of[is quality of water covering physics parameter like temperature, turbidity, dissolve density, etcetera. Chemical parameter which include;cover pH, dissolve oxygen, BOD, metals rate and others; biological parameter cover existence of bacterium plankton and its.

Contamination of Water. [is] entry of or including of life being, energi, and or other component into water by activity of human being, so that the quality of water get down to to certain storey;level which cause water [do] not function again according to allotment of [him/ it].
source of : Hefni Effendie, 1999.