CpnFluster
CpnFluster t1_iv6uu11 wrote
Reply to Researchers designed a transparent window coating that could lower the temperature inside buildings, without expending a single watt of energy. This cooler may lead to an annual energy saving of up to 86.3 MJ/m² or 24 kWh/m² in hot climates by mossadnik
That's cool!
But question is how hard it is to mass produce, how expensive it will be compared to energy saved, how easy it is to install, and the consequences for the cooler months inn the year most places have.
CpnFluster t1_ja4ad61 wrote
Reply to Ukraine president receives Saudi FM in Kyiv by millennium-wisdom
The headline make it sound like a radio station.