Hygiene of the Boot And Shoe Industry in Massachusetts ..
Hygiene of the Boot And Shoe Industry in Massachusetts ..
Massachusetts. State Board of Health
The book Hygiene of the Boot And Shoe Industry in Massachusetts .. was written by author Massachusetts. State Board of Health Here you can read free online of Hygiene of the Boot And Shoe Industry in Massachusetts .. book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Hygiene of the Boot And Shoe Industry in Massachusetts .. a good or bad book?
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Mask worn by operative. Makeshift guard somewhat diminishing exposure to dust. On left, bottom finishing. Bench roll"B". Twelve shoes. Mask worn by operative. Unsuccessful makeshift guard to diminish exposure to dust. Digitized by Google Digitized by Google Xpedite machine. Three shoes. No hood or blower. Digitized by Google Digitized by Google include leather, fine lint, fiber, bristles, dried blacking, wax, sand, emery and carborundiun. A sheet of heavy white gummed paper, 10 by 7 inches, was... fastened by clips to a piece of cardboard of the same size. The paper was covered evenly with a solution containing 30 per cent, glycerine and 70 per cent, water applied with a piece of absorbent cotton. The paper prepared in this way remained moist and sticky for about ten minutes. Dust records were taken in the following manner: — An operative was observed bufl&ng the sole of a shoe on a revolving roil com- posed of paper, cloth and carbonmdiun which was giving rise to much fine dust such as would come from the process of sandpapering.
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