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The chronic toxic dose of selenite for humans is about 2400 to 3000 micrograms of selenium per day. [140] Hydrogen selenide is an extremely toxic, corrosive gas. [ 141 ] Selenium also occurs in organic compounds, such as dimethyl selenide, selenomethionine , selenocysteine and methylselenocysteine , all of which have high bioavailability and ...
Micrograms per cigarette Effect on DNA Ref. Acrolein: 122.4 Reacts with deoxyguanine and forms DNA crosslinks, DNA-protein crosslinks and DNA adducts [107] Formaldehyde: 60.5 DNA-protein crosslinks causing chromosome deletions and re-arrangements [108] Acrylonitrile: 29.3 Oxidative stress causing increased 8-oxo-2'-deoxyguanosine [109] 1,3 ...
LS3 engines found in manual transmission-equipped C6 Corvette Grand Sport models also received a dry sump oiling system similar to the one fitted to LS7-equipped Corvettes. From April 2008, Australian performance car manufacturer HSV adopted the LS3 as its standard V8 throughout the range, replacing the 6.0-liter LS2.
Uranium is naturally present in seawater at a concentration of about 3 micrograms per liter, [97] [98] [99] with 4.4 billion tons of uranium considered present in seawater at any time. [100] In 2014 it was suggested that it would be economically competitive to produce nuclear fuel from seawater if the process was implemented at large scale. [ 101 ]
Barranquilla (Latin American Spanish pronunciation: [baraŋˈkiʝa] ⓘ) is the capital district of the Atlántico department in Colombia.It is located near the Caribbean Sea and is the largest city and third port [5] in the Caribbean coast region; as of 2018, it had a population of 1,206,319 [6] [2] making it Colombia's fourth-most populous city after Bogotá, Medellín, and Cali.
Boston [a] is the capital and most populous city in the Commonwealth of Massachusetts in the United States.The city serves as the cultural and financial center of New England, a region of the Northeastern United States.
Shanghai [a] is a direct-administered municipality and the most populous urban area in China.The city is located on the Chinese shoreline on the southern estuary of the Yangtze River, with the Huangpu River flowing through it.
The Kalinga are subdivided into Southern and Northern groups, with the latter considered the most heavily ornamented people of northern Philippines. They practice both wet and dry rice farming and have developed an institution of peace pacts called Bodong, which has minimized traditional warfare and headhunting. This system also serves as a ...