Large Wooden Box containing 5 Hydrometers and 1 Thermometer
code: LVSAV2014.051
Description
Large wooden box containing 5 hydrometers and 1 thermometer. Box has a white badge between the latches which states "A. Gallenkamp & Co. Ltd. 19 & 21 Sun Street, Finsbury. London, E.C." Inside of box is lined with blue, velvet like material and also contains a certificate of examination dated 1st November 1926.
Scottish Oil's laboratory at Pumpherston monitored the production of oils and other products, and undertook the testing and development of new production processes. Hydrometers are used to measure the specific gravity or density of liquids. The instrument is placed into an oil sample and the level at which it floats is read against a scale within the instrument. This provides a measure of the specific gravity of the oil