Peltier Cooling fundamentals.

Picture of peltier element

Lateraalne integreeritud Peltier element. By Indrek.synter

From an article on Digikey.com

As an alternative to commonly used passive cooling techniques, thermoelectric cooling can offer numerous advantages. These include accurate temperature control and faster response, the opportunity for fanless operation (subject to heat sink performance), reduced noise, space savings, reduced power consumption and the ability to cool components to sub-ambient temperatures.

To read details, see https://www.digikey.com/en/articles/techzone/2018/feb/choosing-using-advanced-peltier-modules-thermoelectric-cooling


Bravo, Mr. President

From the liberal leaning news snippet group, Politico, today:

President Donald Trump warned Wednesday that he intends to launch missiles against the Syrian regime of Bashar Assad, warning Russia that the strike will come even though it has threatened to shoot down any American missiles launched at Syria.

“Russia vows to shoot down any and all missiles fired at Syria. Get ready Russia, because they will be coming, nice and new and ‘smart!’ ” Trump wrote on Twitter. “You shouldn’t be partners with a Gas Killing Animal who kills his people and enjoys it!”

Read moreĀ https://www.politico.com/story/2018/04/11/trump-syria-missile-attack-514499