Technetium

Technetium

Technetium. i spent about 3 weeks building it, and used about 6,000 pieces. this is the first coaster of mine to use both of my strong, grey motors, achieveing the slightly faster lift hill speed.

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 .