<Tr> <Td> P / P </Td> <Td> 1.001 </Td> <Td> 1.011 </Td> <Td> 1.114 </Td> <Td> 2.95 </Td> </Tr> <P> The effect becomes clear for very small drop sizes, as a drop of 1 nm radius has about 100 molecules inside, which is a quantity small enough to require a quantum mechanics analysis . </P> <P> The two most abundant liquids on Earth are fresh water and seawater . This section gives correlations of reference data for the surface tension of both . </P> <P> The surface tension of pure liquid water in contact with its vapor has been given by IAPWS as </P>

Essay on surface tension in day to day life