Filipino scientists have discovered a simple, affordable way to make dynamically adjustable water-based lenses that have a ...

Chlorine, a highly reactive halogen, is a critical raw material used in the production of a vast range of chemical products.

Various types of plastic material are used for piping for various plumbing applications. Everyone thinks of PVC (polyvinyl chloride) pipe first. It is ideal for all types of DWV (drain-waste-vent ...

Another reason is that these long skinny molecules are loosely packed together. Polyvinyl chloride is made up of carbon, hydrogen, and chlorine atoms. If you compare polyvinyl chloride to polyethylene ...