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.
Photodynamic therapy (PDT) is a new modality for treatment of basal-cell carcinoma, which is administrated by application of photosensitizers to the target area. When these molecules are activated by light, they become toxic, therefore destroy the target cells.