Killer 4W Argon Ion Laser!

Killer 4W Argon Ion Laser!

This laser belongs to Cyparagon of Laser Pointer Forums, it was uploaded with his permission.

test Introduction to Chemistry

Introduction to ChemistryIntroduction to Chemistry

Self healing hydrogels and its industrial applications

Hydrogels are water-swollen, cross-linked polymeric structures produced by reactions of monomers or by hydrogen bonding. This hydrogels used in various applications .