The War in the Air, by H. G. Wells - gutenberg.o
2018-3-19·The world had thrown up a new type of gentleman altogethera gentleman of most ungentlemanly energy, a gentleman in dusty oilskins and motor goggles and a wonderful cap, a stink-making gentleman, a swift, high-class badger, who fled perpetually along high roads from the dust and stink he perpetually made.
Geothermal heat pump - Wikiped
2019-8-18·A geothermal heat pump or ground source heat pump (GSHP) is a central heating and/or cooling system that transfers heat to or from the ground. It uses the earth all the time, without any intermittency, as a heat source (in the winter) or a heat sink (in the summer). This design takes advantage of the moderate temperatures in the ground to
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From small improvements in the production process, to major breakthroughs that result in 70% energy savings, we aim to inspire technological change. With our own European Development Centre, and focus on energy-efficient products, we are creating climate solutions in Europe for Europe.