Gay Lussac Alcoholometer (0403)
Info
Alcolhol meter with scale from 35 to 40. This instrument is used to measure the alcoholic strenght of liquids containing alcohol by measuring the specific density of the liquid.
This is a quite heavy version as the diameter of the floater part is approx 4 cm and the length 13 cm. As weight, small lead balls are used.
Inscriptions:
GAY LUSSAC ALCOHOLOMETER
TEMP 15 °C
References/Links/More Info
Wikipedia - Joseph Louis Gay-Lussac