WebWhat is thallium? Pure thallium is a bluish-white metal that is found in trace amounts in the earth's crust. In the past, thallium was obtained as a by-product from smelting other metals; however, it has not been produced in the United States since 1984. Currently, all the thallium is obtained from imports and from thallium reserves. Webthallium noun [ U ] us / ˈθæl.i.əm / uk / ˈθæl.i.əm / a very poisonous chemical element used in photocells, and used as poison in the past SMART Vocabulary: related words and phrases …
Thallium - Wikipedia
WebDefinition of THALLIUM (noun): chemical element: symbol Tl Webthallium / ( ˈθælɪəm) / noun a soft malleable highly toxic white metallic element used as a rodent and insect poison and in low-melting glass. Its compounds are used as infrared detectors and in photoelectric cells. Symbol: Tl; atomic no: 81; atomic wt: 204.3833; valency: 1 or 3; relative density: 11.85; melting pt: 304°C; boiling pt: 1473±10°C botas angel alarcon
Agency for Toxic Substances and Disease Registry
WebThallium Heart Scan: Definition A thallium heart scan is a test using a special camera and a small amount of radioactive substance injected into the bloodstream to make an image of the blood flow to the heart. Purpose A thallium heart scan is used to evaluate the blood supply to the heart muscle. It can identify areas of the heart that may ... Webthallium - definition, audio pronunciation and more for thallium: a very poisonous chemical element used in photocells, and used as poison in the past: See more in the Cambridge … WebThallium definition: a soft malleable highly toxic white metallic element used as a rodent and insect poison... Meaning, pronunciation, translations and examples botas art 1157