Someone gluing together two sections of PVC pipe with a blue-tinted cement. - ungvar/Shutterstock ...

PVC glue is actually a specialized cement that chemically welds pipes together by melting the plastic surfaces. This kind of welding process creates a bond stronger than the original pipe material and ...

Compounds labelled as chemical weapons and pesticides share common active chemical ingredients, which function as nerve agents to humans and insects whether they are considered a form of warfare or a ...