Role of antioxidants in health maintenance. Sardesai VM. Free radicals are produced in the body as by products of normal metabolism and as a result of exposure to radiation and some environmental pollutants. Because they are highly reactive, they can damage cellular components and are implicated in a variety of diseases.
P1 Material is the name given to Carbon Manganese Steel in the engineering industry.hus finally the P residue describes the aminoacid or molecule which can be found at that specific location of substrate.    P4-P3-P2-P1------P1'-P2' ------ = point of cleavage   S4-S3-S2-S1-[C]-S1'-S2'-S3'    Reference: Schechter and Berger (1967) On the size of active sites in proteases (Biochem. Biophys. Res.
McLaren P1. The McLaren P1 is a British limited-production plug-in hybrid sports car produced by McLaren. The concept car was capable of reaching speeds of 218 mph (351 km/h) with the limiter on. Debuted at the 2012 Paris Motor Show, retail began in the UK in October 2013 and all 375 units were sold out by November. Production ended in December 2015.