curprev21:3221:32, 23 November 2019 Peguin bluetalkcontribs m3,944 bytes+93 The disambiguation to urethane is unnecessary in this instance, regardless the source, as only the polymeric form will have the elasticity to build the structure documented.undo
curprev00:2000:20, 17 August 2019 Theramintalkcontribs 3,761 bytes−13 This is getting ridiculous. Is this being changed thoughtlessly? Has no-one read the edit comments or the comments in the text? For the fourth time, DO NOT CHANGE THIS AGAIN WITHOUT A SOURCE.undo