Document rBd2V7R068mN73d4R9JypmB97

19--Personal Protective Equipment Fic 19-47 --Open hearth worker opens tap hole He is protected by long coat and hood made of asbestospolyester cloth, gloves are sewn to cuffs of the coat Fic 19-48 --Aluminum-coated, heat-protective suit is used in fighting fires without entering the burning area Transparent face shield is metal coated to offer increased heat protection Head fitting includes chin strap 518 treated asbestos clothing has been developed which is impervious to metal splash up to 3000 F Asbestos and wool garment requirements are in general the same as those for leather, except that metal fastenings should be cov ered with flaps to keep them from becoming dangerously hot The most common types of asbestos cloth ing are the leggings and aprons usually worn by foundrymen working with molten metal (Fig 19--47) Such leggings should com pletely encircle the leg from knee to ankle, with a flare at the bottom to cover the mstep The design of the leggings should permit rapid removal in emergencies There is no evidence that wearing asbestos equipment pre sents a health hazard The front part of the legging may be rein forced to provide impact protection when it is required The most common material for this reinforcement is fiber board Aluminized clothing Where men must work in extremely high temperatures up to 2000 F, such as furnace and oven repair, cok ing, slagging, fire fighting and file rescue woik, aluminized fabrics are essential The aluminized coating reflects much of the radi ant heat and the underlying material insulates