Health

New Hampshire sues 3M, Dupont, other chemical companies

New Hampshire is suing eight companies including 3M and Dupont for damage it says has been caused statewide by a class of potentially toxic chemicals found in everything from pizza boxes to fast-food wrappers.

Medical research

Producing vaccines without the use of chemicals

Producing vaccines is a tricky task – especially in the case of inactivated vaccines, in which pathogens must be killed without altering their structure. Until now, this task has generally involved the use of toxic chemicals. ...

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