Rainwater unsafe to drink due to chemicals: study

Rainwater everywhere on the planet is unsafe to drink due to levels of toxic chemicals known as PFAS that exceed the latest guidelines, according to a new study by Stockholm University scientists.

NOx gases in diesel car fumes: Why are they so dangerous?

Nitrogen oxides, poisonous gases that contribute to acid rain and suffocating smog, are found in the fumes of diesel cars like the ones Volkswagen has admitted to fitting with emissions-cheating software.

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