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I hope this doesn't lead to a lot of new rules and regulations:Link to scientific paper summary I don't completely understand
Reply:One large user of 'soluble tungsten' used to be Government; Tungstic Acid was used to precipitate proteins, as when distilling blood samples. I wonder what the 'normal' range of levels is in 'ordinary' dirt from, say, the Sacramento Valley's Yolo Silty Clay Loam? |
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发表于 2021-9-1 00:48:09