Chlorine Element Cube Dinosaur Fossils “At its peak

“At its peak

cream-and-blue marble in daylight into a brilliant

The synthesized tennessine atoms have lasted tens and hundreds of milliseconds

they can only be produced synthetically

circular gem case with a secure black foam insert that holds your marble perfectly in place for display or safe travel

Chlorine Element Cube Dinosaur Fossils “At its peakChlorine's atomic number is 17 and its symbol is Cl. Chlorine is a faint yellow gas at room temperature. Chlorine makes up 50% of the compound known as table salt, along with sodium. Chlorine is commonly used to produce plastics, sanitize swimming pools, and in common disinfectants. High concentrations of elemental chlorine gas are extremely dangerous and poisonous to most living organisms. It was first used as a chemical weapon during WW1.