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Price of synthetic industrial diamond for grinding and polishing can range from 1200 to 13 300 USD/kg, while cost per weight of large synthetic diamonds for industrial applications can be on the order of million dollars per kilogram. [21] 7: N: Nitrogen: 0.0012506: 19 (5.263 × 10 17 kg) 0.140: 0.000 175: 2001: Hypertextbook [24] As liquid ...
Lead was found to be lethal at low levels and sodium tungstate was much less toxic, but the tungstate completely inhibited their reproductive ability. [131] Tungsten has been studied as a biological copper metabolic antagonist, in a role similar to the action of molybdenum.
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An average 70 kg human body is about 0.01% heavy metals (~7 g, equivalent to the weight of two dried peas, with iron at 4 g, zinc at 2.5 g, and lead at 0.12 g comprising the three main constituents), 2% light metals (~1.4 kg, the weight of a bottle of wine) and nearly 98% nonmetals (mostly water).
Ferrotungsten is relatively expensive, with the prices around $31–44 per kilogram of contained tungsten. [4] During World War 2, over 21,000,000 lb of Ferro-tungsten and other ferroalloys were shipped to Russia on lend-lease. [3] The cost was more than $12,000,000. Ferrotungsten comes from rich ore raw materials primarily of wolframite or ...
Conversely, the average price per gallon during Biden’s presidency so far is $3.61 — 40% more than even Trump’s higher average. Gas peaked at over $5 for the first time ever in June 2022.
Some data, like standard atomic weight, are read from a central list. This way, enwiki has the same values everywhere. This way, enwiki has the same values everywhere. See § Chemical element data sets for more.
An analysis of a sample of comments carried out by market research firm OneCliq found the vast majority - four-fifths - contained criticism of the healthcare system.
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