Events Tagged: "measurement"

Domesday records land measurements - southern England uses hides, Danelaw uses carucates (ploughlands), both equal ~120 acres

Gabriel Fahrenheit creates first alcohol thermometer using mathematical temperature scale

Anders Celsius develops mathematical temperature scale based on decimal divisions

Hippolyte Fizeau measures speed of light using mathematical analysis of rotating gears

Wilbur Scoville develops heat scale for chili peppers - Scoville Organoleptic Test measures capsaicin concentration

German engineers develop first quantitative surface roughness measurement standards and instruments

Carl Zeiss develops first optical comparators and precision measuring instruments for machining quality control