Second investigation launched into Scottish NHS waste firm

Safety regulators have launched a second criminal investigation into a Scottish waste firm accused of stockpiling several hundred tonnes of toxic and infectious hospital waste, including body parts, at sites in England and Scotland.Healthcare Environmental Services (HES) laid off its workforce of about 400 people without pay on Thursday after the NHS cancelled dozens of waste collection contracts.The contracts were cancelled after warnings from the Environment Agency (EA) in England that HES was