A chemical substance is a form of matter having constant chemical composition and characteristic properties. Some references add that chemical substance cannot be separated into its constituent ...

Health experts have only recently begun to explore the harmful — and potentially carcinogenic — properties of PFAS.

This progression typically occurs in stages: Initial escape: Men often turn to substances for temporary relief from feelings ...

Europe’s regulation on chemicals is imperfect but essential for public health. A reform may streamline processes and increase ...

Because substances are made up of different atoms and molecules, they react in characteristic ways. Production of a gas, color changes, a change in temperature, and the formation of a precipitate are ...

The opaque plumes of noxious smoke billowing out of a Georgia chemical plant are long gone. But the relentless effects of the BioLab fire in Conyers are still visible, residents say – from exacerbated ...

Due to the unique properties of PFAS, almost no other chemical substances can compete with them. That explains why it is so ...

Throughout Russia's full-scale military aggression against Ukraine, Russian forces have been using not only conventional ...

Companies’ use of a solvent to produce other substances and its unintentional formation through common household and ...

State health and environment committee chairman Ling Tian Soon said initial analysis detected the presence of an unidentified chemical substance. He said a second set of samples would be taken ...

Once the air quality was clear and the substance was cleaned up ... say something. In the event of a chemical spill or any ...

Welden said DHR was called to the scene to pick up the children inside the vehicle. Lancaster was charged with unlawful ...