Tracking down toxic metals from tobacco smoke

Cigarette smoke has been studied for years, revealing a multitude of contaminants, including toxic metals. But exactly which of those metals can be traced to secondhand or thirdhand smoke?

Fully automated detection robot promotes efficient soil testing

A research team developed new equipment that achieved fully automatic and unmanned detection of soil nutrients (such as organic matter, available potassium, available phosphorus) and heavy metals (including Pb, Cd, Hg, As, ...

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