Scale Buoy, which the use of was claimed could prevent scale in a boiler
1930-1940
Scale Buoy
- Made:
- 1930-1940 in United Kingdom
Scale Buoy, Patent Number 391 865, with copper alloy stand and glass base for stand, unsigned, British, 1930-1940. It was claimed that the use of a Scale Buoy could prevent scale in a boiler.
Details
- Category:
- Industrial Chemistry
- Object Number:
- 1976-144
- Materials:
- glass, copper (alloy), mercury and cardboard
- type:
- scale buoy
