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General Principles of Cleaning
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abrasive air to dry alkali baseboards boiler bristle broom building cleaning carbon tetrachloride carpet ceilings cement chamois clean water cleaner and scouring cleaning force cuspidors desirable desks dirt dirty door dried dust pan economical electric scrubbing machine employes floor brush floor polishing frequently grade grease hair hand scrub brush handle head janitor hot water injure kerosene lacquer larger buildings linoleum liquid soap liquid wax locker marble mastic materials metal polish method necessary pail paint paste wax possible remove rewaxing rinsed with clean roaches roof rubbed rugs sawdust schedule scouring powder scrub cloth shades slippery soap chips soapy water soda cleaner sodium fluoride soft soap solution sponge sprinkled stair stairways surface sweeper sweeping compounds sweeping element Tampico terrazzo tile toilet brush toilet rooms towels traffic vacuum cleaner Vacuum Cleaning ventilated vermin walls warm water wash floor washing soda waste paper window wiping rag wood worn