Ke Alakai o Hawaii, Volume VI, Number 5, 1 June 1933 — DUST FROM CONCRETE STOPPED BY PAINTING [ARTICLE]

DUST FROM CONCRETE STOPPED BY PAINTING

W£lking, trucking or sweeping on a concrete floor often causes a fine dust to ajise whieh harms maciiinery in a plant. Some piants are overcoming deterioration of the floors by coverīng them with silicate of soda, diluted with 25 per cent of water. This soiution ean be applied with a whitewash brush in a few minutes and becomes as hard as glass. It stands weeks of wear. —P.M.