Before LinkedIn added the blocking feature in early 2014, there were few options to block people unless you deleted your account or hid by changing your name. The updated LinkedIn settings change all that. You can block up to 50 people and see a list of who you have blocked.
Tin is a chemical element with the symbol Sn (for Latin: stannum) and atomic number 50. It is a main group metal in group 14 of the periodic table. Tin shows a chemical similarity to both neighboring group-14 elements, germanium and lead, and has two possible oxidation states, +2 and the slightly more stable +4.
atomic number 50 tin tin foil tinfoil foil made of tin or an alloy of tin and lead metal metallic element any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc