Nitrogen and the Periodic Table of DEATH
N2 gas literally bathes us inside and out because air is 78% N2 (5). Wait. Isn’t the air we breathe oxygen? Around 21% of it is, just like your middle school science teacher told you. And though we breathe N2 in, we don’t need it and exhale it out unchanged. But N can be chemically modified with both positive and deadly consequences.