- reactive sand
- активный песок
Англо-русский гидрогеологический словарь. — Ташкент. Составители: М.Т. Калустьян, д-р геол-мин.наук Н.Н. Ходжибаев; под редакцией члена-корреспондента АН В.Н.Кунина. 1979.
Англо-русский гидрогеологический словарь. — Ташкент. Составители: М.Т. Калустьян, д-р геол-мин.наук Н.Н. Ходжибаев; под редакцией члена-корреспондента АН В.Н.Кунина. 1979.
Sand casting — Sand casting, also known as sand molded casting, is a metal casting process characterized by using sand as the mold material. It is relatively cheap and sufficiently refractory even for steel foundry use. A suitable bonding agent (usually clay)… … Wikipedia
Sand — For other uses, see Sand (disambiguation). Close up of sand from the Gobi Desert, Mongolia, showing a surface area of 1 square centimetres … Wikipedia
Silicon — Not to be confused with the silicon containing synthetic polymer silicone. aluminium ← silicon → phosphorus C ↑ Si ↓ Ge … Wikipedia
metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… … Universalium
environmental 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 … Universalium
Alkane — Not to be confused with Alkene or Alkyne. Chemical structure of methane, the simplest alkane Alkanes (also known as paraffins or saturated hydrocarbons) are chemical compounds that consist only of hydrogen and carbon atoms and are bonded… … Wikipedia
List of cutaneous conditions — This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. See also: Cutaneous conditions, Category:Cutaneous conditions, and ICD 10… … Wikipedia
soil — soil1 soilless, adj. /soyl/, n. 1. the portion of the earth s surface consisting of disintegrated rock and humus. 2. a particular kind of earth: sandy soil. 3. the ground as producing vegetation or as cultivated for its crops: fertile soil. 4. a… … Universalium
nitrogen 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… … Universalium
Incineration — For other forms of waste plant that produces energy, see waste to energy. Incinerator redirects here. For the fictional character, see Incinerator (Transformers). Incinerate redirects here. For the Sonic Youth song, see Incinerate (song). For the … Wikipedia
environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… … Universalium