discharge under pressure
121Placer mining — (pronounced plass er ) refers to the mining of alluvial deposits for minerals. This may be done by open pit (also called open cast mining) or by various forms of tunneling into ancient riverbeds. Excavation may be accomplished using water… …
122Buprenorphine — Systematic (IUPAC) name (2S) 2 [( ) (5R,6R,7R,14S) 9α cyclopropylmethyl 4,5 epoxy 6,14 ethano 3 hydroxy 6 methoxymorphinan 7 yl] 3,3 dimethylbutan 2 ol Clinical …
123Parts cleaning — is essential to many industrial processes, as a prelude to surface finishing or to protect sensitive components. Electroplating is particularly sensitive to part cleanliness, since molecular layers of oil can prevent adhesion of the coating. ASTM …
124Cayman Islands — Cayman Islands …
125Deluge (prehistoric) — In the relatively recent geological past, several great floods are widely suspected to have occurred, with varying amounts of supporting evidence, usually as a result of the last Ice Age ending.Great floodAt the most recent glacial maximum, so… …
126Polyoxymethylene plastic — Polyoxymethylene (POM), in the USA also commonly known under DuPont s brand name Delrin, is an engineering plastic, a polymer with the chemical formula ( O CH2 )n . It is often marketed and used as a metal substitute. Delrin is a lightweight, low …
127Soviet law — Law that developed in the Soviet Union after the Russian Revolution of 1917 and that, after World War II, was assimilated by other communist states. Legislative enactments, including the constitution of the U.S.S.R., were the principal sources of …
128Uruguay — For other uses, see Uruguay (disambiguation). Oriental Republic of Uruguay República Oriental del Uruguay …
