I disagree with the assertion that making tea is Trumped by global warming, real & imagined. Sorry Bob - I'll come out with my hands up... "8) ... On 3/23/19, RussellMc wrote: > On Sun, 24 Mar 2019 at 08:20, David C Brown wrote: > >> Absolutely amazing that a serious discussion on strategies for saving th= e >> planet from global warming could - because of a joke by Prof McKay - >> degenerate into a debate about making tea. >> > > Nay sir! > > (Or is that "Neigh, Sir" (said with a horse laugh)) > Surely it as your citing the very insightful joke that turned the tide? > > I'd not quite admit to the term "degenerate into". > I think that some of the resultant discussion has been quite useful. > But, then, I would. > The "1 kWh =3D 850 litre.degrees_C" for water is an immensely useful one = (for > some, anyway). > I have found many uses for it since I calculated it some years back. > It's entirely obvious , but I've not seen it stated anywhere else. > It's inexact due to the fact that the specific heat of water vaies somewh= at > across the range of usual interest, but still useful. > (It's about 860 l.d at around 0C and 100C and about 850 at 40C). > > Neigh? > > > Russell > > > > > >> > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .