P (disambiguation) - Wikipedia
https://en.wikipedia.org/wiki/P_(disambiguation)
WebPhosphorus, symbol P, a chemical element; p, the symbol for pressure; p, the SI prefix symbol for pico-, 10 −12; P, the SI prefix symbol for Peta-, 10 12; p, approximates the negative common logarithm (base 10) in pH, the measure of acidity or basicity; Haplogroup P (mtDNA), a human mitochondrial DNA (mtDNA) haplogroup
DA: 98 PA: 98 MOZ Rank: 28