viding that they are properly prepared, it is claimed that the forma- tion of arcs has been practically suppressed. In either case, whether arcs are formed or. not, the substance settles down One form of this heating appliance is known as ‘“Kryptol.” usually to a dull red heat, which may be… … an electric current before they are finally closed by the cap- KRYPTOL CABIN HEATERS.
Shipbuilding -- Periodicals · Shipbuilding industry -- Periodicals
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