News had barely begun to circulate about the murder of UnitedHealthcare CEO Brian Thompson, who was fatally shot Wednesday outside a Manhattan hotel in an apparent targeted attack, when crude and ...

Also known as blue stone, blue vitriol, and copper vitriol, this water-soluble copper sulfate mineral is used to ore copper. It is highly toxic to plants and, in high quantities, to humans.

and it instantly becomes blue from the alkaline nature of the solution. Then a quantity of standard vitriol is added (that is, vitriol made so that one measure equals one per cent of pure soda ...

The sector is watching the investigation of Brian Thompson’s death with concern and grappling with what could be a ...