It measures he amount of sunlight at a given location.
The heliograph was standard issue for the British and Australian armies until the 1960s. I'm looking for a new mirror for my heliograph. There were many heliograph types. The heliograph had many great advantages.
look! i just made a heliograph!
The cast of Trapped by a Heliograph - 1914 includes: Jessie Gill as Laura Lucas
The heliograph was invented in the 1860s by French scientist and engineer, Alphonse Berget. It was used as a form of long-distance communication by reflecting sunlight with a mirror to send messages by Morse code.
it makes your vagina float
The amount of matter.
Atmospheric pressure
The Heliograph was invented by French physicist and inventor Claude Chappe in the late 18th century. It used a system of moving arms and pivots to relay messages over long distances by reflecting sunlight. The Heliograph was used as a form of optical telegraphy before the invention of the electric telegraph.
A dose unit of measure is likely to be a measured portion of a medicine.
mg
Radiation dose in terms of the amount of the biological effect caused by the amount of energy absorbed
Thermometer is used to measure temperature. it is measured in celsius, kelvin etc.