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  1. Vacuum Flask — 2023-10-09 23:46:28
    …k.jpg" width="300" class="right" }} He researched the liquefaction of gases and the property of matter at extremely low temperatures. He was the first person to liquefy, and later solidify, hydrogen and show that metals had increased ability to conduc…
    …t electricity at low temperatures. Using charcoal as an absorbing agent, he separated hydrogen, neon and helium from the air and created the highest k…
    …nown vacuum of his day. {{Image url="Thermos-and-cup.gif" title="Vacuum principle." }} It was his work at low temperatures which led to the idea of the thermos or vacuum flask. His invention was brought to consumers in '''**1904**''' when it…
  2. Steam Engine — 2023-10-08 00:19:36
    …eparate the condensing phase of the vacuum engine into a separate chamber, while keeping the piston and cylinder at the temperature of the steam. Gainsborough believed that Watt had used his ideas for the invention, but there is no proof of this. ::c…
  3. LCD — 2023-09-23 15:53:09
    …henyl Compounds == Three of these cyanobiphenyl compounds were liquid crystalline over a narrow interval at around room temperature and these were revealed to the world {{Datediff from="22/3/1973"}} years ago in a scientific publication on **22 March …
  4. Cambridge Cream — 2022-05-20 08:48:45
    …eave to cool and refrigerate for a couple of hours. A couple of hours before serving, preheat the grill to its highest temperature. Sprinkle the remaining sugar over the top of the cream, coating the surface evenly and thickly. Place under the grill …
  5. Cheddar cheese — 2022-05-03 17:03:04
    …ly made in** Cheddar Gorge** on the edge of the village. It has a number of caves, which provide the ideal humidity and temperature for maturing the cheese. === Cheddar Gorge ~1170 === Cheddar Cheese has been produced in the gorge since at least th…
  6. Float Glass — 2020-12-08 00:24:27
    …t onto a bath of molten tin. The molten glass then flows unhindered under the influence of gravity maintained at a high temperature so the glass is flexible and settles into perfect flat glass. == Old glass == Ribbon glass from a furnace - was cheape…
  7. Stevenson Screen — 2020-08-17 08:38:43
    …l surface, grass is recommended as other surfaces such as concrete can cause significant error leading to all time high temperatures being recorded inaccurately. {{Tag ids="weather climate temperature "}}…
  8. Speedfit — 2017-05-11 00:37:50
    …ssor fittings these useful quick connect/disconnect fittings are used for oil and water even at mains pressure and high temperatures. These fittings have revolutionized tube connection especially for domestic plumbing. Now any novice with DIY experie…

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