> when I build things it's useful to divide in half a few times Fahrenheit adjusted his earlier scale, changing from 30° to 32° for freezing, and 90° to 96° fo

> when I build things it's useful to divide in half a few times Fahrenheit adjusted his earlier scale, changing from 30° to 32° for freezing, and 90° to 96° for body temperature, in order to simplify constructing thermometers by bisecting between the calibration points.