hydroxide sludge
1Lime softening — Lime softening, also known as Clark s process[1], is a type of water treatment used for water softening. In the USA, it is used primarily in the Midwest, Florida and Texas. It utilizes the addition of lime (calcium hydroxide) to remove hardness… …
2Water purification — This article is about large scale, municipal water purification. For portable/emergency water purification, see portable water purification. For industrial water purification, see deionized water. For distilled water, see distilled water. Water… …
3Acid mine drainage — Yellow boy in a stream receiving acid drainage from surface coal mining. Acid mine drainage (AMD), or acid rock drainage (ARD), refers to the outflow of acidic water from (usually abandoned) metal mines or coal mines. However, other areas where… …
4environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
5Hydrogen peroxide — IUPAC name …
6nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… …
7Electrocoagulation — is also known as Radio Frequency Diathermy or Short Wave Electrolysis. A fine wire probe or other delivery mechanism is used to transmit radio waves to tissues near the probe. Molecules within the tissue are caused to vibrate which lead to a… …
8Calcium nitrate — Calcium nitrate …
9Sellafield — Aerial view of the site …
10Decabromodiphenyl ether — IUPAC name 2,3,4,5,6 Pentabromo 1 (2,3,4,5,6 pentabromophenoxy)benzene …
