refinery yield
21Economic history of Cambodia — Pre colonial economyColonial economySoon after establishing their protectorate in 1863, the French realized that Cambodia s hidden wealth was an illusion and that Phnom Penh would never become the Singapore of Indochina. Aside from collecting… …
22Tasmania — Tasmanian, adj., n. /taz may nee euh, mayn yeuh/, n. an island S of Australia: a state of the commonwealth of Australia. 418,957; 26,382 sq. mi. (68,330 sq. km). Cap.: Hobart. Formerly, Van Diemen s Land. * * * formerly Van Diemen s Land Island… …
23Battle of Misrata — Part of the 2011 Libyan civil war Changes in frontlines during the Battle of Misrata …
24Nuclear fission — For the generation of electrical power by fission, see Nuclear power. Splitting the atom redirects here. For the EP, see Splitting the Atom. Nuclear physics Radioactive decay Nuclear fission Nuclear fusio …
25Biochar — is a charcoal produced from biomass that can store carbon. It is of increasing interest because of concerns about global warming caused by emissions of CO2 and other greenhouse gases. In some cases, the term is used specifically to mean biomass… …
26Germany — /jerr meuh nee/, n. a republic in central Europe: after World War II divided into four zones, British, French, U.S., and Soviet, and in 1949 into East Germany and West Germany; East and West Germany were reunited in 1990. 84,068,216; 137,852 sq.… …
27Nuclear magnetic resonance — This article is about the physical phenomenon. For its use as a method in spectroscopy, see Nuclear magnetic resonance spectroscopy. NMR redirects here. For other uses, see NMR (disambiguation). First 1 GHz NMR Spectrometer (1000 MHz,… …
28Oil shale — For the scientific technical journal, see Oil Shale (journal). Not to be confused with Shale oil or Tight oil. Oil shale Sedimentary Rock Combustion of oil shale Composition …
29Oil shale extraction — is an industrial process in which kerogen mdash;a mixture of organic chemical compounds (including hydrocarbons) found in oil shale mdash;is converted into synthetic crude oil through pyrolysis. In pyrolysis, oil shale is heated in the absence of …
30Africa — /af ri keuh/, n. 1. a continent S of Europe and between the Atlantic and Indian oceans. 551,000,000; ab. 11,700,000 sq. mi. (30,303,000 sq. km). adj. 2. African. * * * I Second largest continent on Earth. It is bounded by the Mediterranean Sea,… …
