ค้นเจอ 262 รายการ

Maximum contaminant level (MCL)

แปลว่า(Environmental Engineering) The maximum allowable concentration of a given constituent in potable water.

Thiols

แปลว่า(Environmental Engineering) Organic compounds which contain the "-SH" functional group. Also called mercaptans.

Compound

แปลว่า(Environmental Engineering) A substance composed of two or more elements.

HAPs

แปลว่า(Environmental Engineering) Hazardous air pollutants.

Equivalent

แปลว่า(Environmental Engineering) The mass of the compound which will produce one mole of available reacting substance. Thus, for an acid, this would be the mass of acid which will produce one mole of H+, for a base, one mole of OH-.

Trickling filter

แปลว่า(Environmental Engineering) An attached growth biological process in which the microbial film is attached to non-moving rock or plastic media.

Anabolism

แปลว่า(Environmental Engineering) Biosynthesis, the production of new cellular materials from other organic or inorganic chemicals.

Eucaryotic organisms

แปลว่า(Environmental Engineering) Organisms which possess a nuclear membrane. This includes all known organisms except viruses and bacteria.

Landfill

แปลว่า(Environmental Engineering) A legal and controlled area for the placement of wastes into the ground.

Mixed liquor suspended solids (MLSS)

แปลว่า(Environmental Engineering) The total suspended solids concentration in the activated sludge tank.

Phenol

แปลว่า(Environmental Engineering) An aromatic benzene ring with a hydroxyl substituted for one hydrogen.

Total dissolved solids

แปลว่า(Environmental Engineering) (TDS) is the amount of dissolved matter in the water.