Redwood seconds


(functioning as singular) a scale of measurement of viscosity based on the time in seconds taken for fluid to flow through a standard orifice: accepted as standard in the UK in 1886See also Saybolt universal seconds, Engler degrees

Word Origin for Redwood seconds

named after Sir B. Redwood (1846–1919), English chemist who proposed it
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012