Dozens of people in Houston potentially were exposed to the toxic metal mercury after it was spilled outside a Walmart, a Sonic Drive-In and a gas station, officials said. Federal and local investigators were trying to determine if the spills were intentional. Fire Chief Sam Pena said up to 60 people were asked to take decontamination showers and a pregnant woman was taken to a hospital as a precaution.
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Source: Phys.org