<p>I wanted to convert 25 kilometers to miles. So I googled “unit converter”.
I picked the first link, which took me to a whole website made specifically for that reason.
I clicked “temperatures” and found that, in addition to celcius, fehrenheit and Kelvin, there was a forth temperature scale called the “Reaumur Temperature Scale.”
So I googled that and found this little article:</p>
<p>"In 1730 Ren</p>