Canadian foundryman (1917) . PIG 39. RESULT OF LEAVING BOARD LYING AKOtT WITH NAILS IN IT. their hitting themselves with hammersand hatchets, from saws slipping, andin handling lumber. Tn working onlumber piles watch that you do not handling rough, heavy, or splinteredlumber be careful not to drop it on your 74 CANADIAN FOUNDRY MA N hands or lent or lacerate your hands watchful and careful in the use of tools, and observe danger signs ami the directions an.: warnings of fore-acquainted u nli the dangers at therenl parts of the plant. By so do-. FIG. 40. SAFE WAV TO OPEN \ SWITCH rsi: h
Canadian foundryman (1917) . PIG 39. RESULT OF LEAVING BOARD LYING AKOtT WITH NAILS IN IT. their hitting themselves with hammersand hatchets, from saws slipping, andin handling lumber. Tn working onlumber piles watch that you do not handling rough, heavy, or splinteredlumber be careful not to drop it on your 74 CANADIAN FOUNDRY MA N hands or lent or lacerate your hands watchful and careful in the use of tools, and observe danger signs ami the directions an.: warnings of fore-acquainted u nli the dangers at therenl parts of the plant. By so do-. FIG. 40. SAFE WAV TO OPEN \ SWITCH rsi: hm; hand and keep other BEHIND HACK. a large proportion of the injuriescommonly encountered will he avoided. Electricians The insulation on electric wires anden tools and rubber gloves can not bedepended on to prevent shock, as theinsulation may not be in good not work on live circuits unless ab-solutely necessary, and if necessary andyou are in doubt as to the voltage of thecircuit, consult the foreman and ob-tain his permission. Try to observe the following precau-tions: Use only one hand if possible(Figs. 40 and 43 ): work on only onewire at a time and insulate it beforestarting on the next one; insul-ate parts of opposite polarity withinreach of tools: do not touch electric con-ductors when you are standing on ironplates, structural iron, wet groiwid, orpavement—get a dry board or rubbermat to stand on: use tools with thebandies adequately wound with tape,and wear rubber gloves without cracksor holes. Take the same precautions
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Keywords: ., boo, bookcentury1900, bookdecade1910, bookidcanfoundryman1917toro
