P'n'L stands for Peace and Love. It is a word used to describe popular girls who think that they are better and of a higher class then anyone else.PnLs usually have multiple boyfriends and blonde hair. Lots of them are pretty, but most of them just think they are. They all look the same and wear converse and/or Abercrombie and fitch.
Nitric oxide (nitrogen oxide, nitrogen monoxide) is a molecular, chemical compound with chemical formula of Â·NO. One of several oxides of nitrogen, it is a colorless gas under standard conditions.
Nitrogen oxides are a group of gases that are composed of nitrogen and oxygen. Two of the most common nitrogen oxides are nitric oxide and nitrogen dioxide. The chemical formula for nitric oxide is NO; for nitrogen dioxide, it is NO2. Nitrous oxide, N2O, is a greenhouse gas that contributes to climate change.xposure to high industrial levels of nitric oxide and nitrogen dioxide can cause death. It can cause collapse, rapid burning and swelling of tissues in the throat and upper respiratory tract, difficult breathing, throat spasms, and fluid build-up in the lungs.