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/ˈθæliəm/ · noun
A metallic chemical element (symbol Tl) with atomic number 81: a gray post-transition metal that discolors when exposed to air..
Environmental authorities in Lüeyang County, Shaanxi province, discovered excessive levels of thallium in two of the Jialing River’s upstream tributaries on Jan. 20, according to a statement Monday. The concentration of thallium that day was 170% higher than the standard for Qingni River, one of the upstream tributaries bordering Gansu province.
Use thallium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Thallium means A metallic chemical element (symbol Tl) with atomic number 81: a gray post-transition metal that discolors when exposed to air..
Common synonyms include atomic number 81, tl.
The opposite depends on the specific sense.
Environmental authorities in Lüeyang County, Shaanxi province, discovered excessive levels of thallium in two of the Jialing River’s upstream tributaries on Jan. 20, according to a statement Monday. The concentration of thallium that day was 170% higher than the standard for Qingni River, one of the upstream tributaries bordering Gansu province.
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