Arsenic is a semi-metallic element. It occurs naturally in the earth’s crust and, therefore, in our soil, drinking water, and food. https://t.co/HE11RoBooO

Arsenic is a semi-metallic element. It occurs naturally in the earth’s crust and, therefore, in our soil, drinking water, and food.
https://t.co/HE11RoBooO – https://twitter.com/LeakGeeks/status/1088139952964231168

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