Evaluation of mine-safety symbols : Coll
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Article
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1985
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Elsevier Science
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English
⚖ 288 KB
higher cardiac and gross energy costs than the 'slow' category. When the energy costs were linked to productivity, the 'fast' pluckers had lower costs per unit of productivity. The thermal load was found to be high, and the effectiveness of protective equipment such as indigenous hats has been discu