To completely get rid of all the algae in your swimming pool, you need to double shock your pool even if itâs just a light shade of algae. Below is the recommended a guideline for double shock treatment to your pool.
For other uses, see Tin (disambiguation). Tin is a chemical element with symbol Sn (for Latin: stannum) and atomic number 50. It is a post-transition metal in group 14 of the periodic table. It is obtained chiefly from the mineral cassiterite, which contains tin dioxide, SnO2.
We are all made of. stardust. There are many different types of atoms. You probably can name many of them already, such as oxygen, calcium, carbon and iron. We call them elements. And everything on this planet is made up of various combinations of these elements. Including you.