Dear Pierre, I now have an electronic thermometer that has an inside sensor and an outside sensor.
Yesterday it was 41 °C in the shade outside our kitchen window and 29 °C inside. We stayed inside for the day! Cheers, Pat Naughtin Geelong, Australia On 2011/01/31, at 13:51 , Pierre Abbat wrote: > On Sunday 09 January 2011 18:58:28 Pat Naughtin wrote: >> I also once had two degree Celsius thermometers with suction circles that I >> could seal onto glass. I placed one inside a glass door and the other >> outside. That way you could check the inside temperature, the outside >> temperature, and calculate the difference without opening the door. > > My mom had, in the previous house in Raleigh, North Carolina, a double > thermometer with one having a thin tube routed through the window to the bulb > outside. One night it was -18 °C outside and it was all the heating system > (which used a heat exchanger and well water) could to to keep it at +18 °C > inside. Here in Charlotte it's been -9 °C a few times in the past few weeks, > but that's about as low as it gets. > > Pierre > -- > La sal en el mar es más que en la sangre. > Le sel dans la mer est plus que dans le sang. > Pat Naughtin LCAMS Author of the ebook, Metrication Leaders Guide, see http://metricationmatters.com/MetricationLeadersGuideInfo.html Hear Pat speak at: http://www.youtube.com/watch?v=_lshRAPvPZY PO Box 305 Belmont 3216, Geelong, Australia Phone: 61 3 5241 2008 Metric system consultant, writer, and speaker, Pat Naughtin, has helped thousands of people and hundreds of companies upgrade to the modern metric system smoothly, quickly, and so economically that they now save thousands each year when buying, processing, or selling for their businesses. Pat provides services and resources for many different trades, crafts, and professions for commercial, industrial and government metrication leaders in Asia, Europe, and in the USA. Pat's clients include the Australian Government, Google, NASA, NIST, and the metric associations of Canada, the UK, and the USA. See http://www.metricationmatters.com for more metrication information, contact Pat at [email protected] or to get the free 'Metrication matters' newsletter go to: http://www.metricationmatters.com/newsletter to subscribe.
