as well as the legacy of past iodine deficiency. Here are a few juicy nuggets about element number 53 on the periodic table, and its extraordinary uses. Seaweed, plankton, bacteria and some simple ...

However, if you look closer at your table salt container ... there's actually an interesting history behind iodine's addition. Discovered in 1811 at a factory producing saltpeter, iodine is ...

The periodic table The periodic table is a chart of all ... The three common Group 7 elements are chlorine, bromine and iodine. The word ‘halogen’ means 'salt former'. Group 0 and testing ...