Guide to the safe handling of solvents in a bituminous ... - Aapaq.org

containers that may be contaminated before putting them away.Clean any protective equipment that may have been contaminatedand store properly. After protective equipment has been removed,check personal clothing for contamination. Remove or neutralisecontamination or contaminated clothing before leaving the laboratoryor going home. Always wash face and hands before leaving;• Avoid practical jokes or other behavior that might confuse, startle ordistract another worker. Never use laboratory chemicals, materials, orequipment for practical jokes or horseplay;• Do not use mouth suction for pipettes or starting a siphon;• To minimise the hazards of entanglement or chemical contaminationthe following personal apparel rules are recommended: Confine long hair, necklaces, neckties, and other loose clothingthat could get caught in moving equipment or be contaminatedwith chemicals; Remove jewelry, rings, earrings, watches, and other personalitems that will interfere with the use of protective equipment orcould get caught in equipment; Appropriate shoes should be worn at all times in the chemical andmaterials handling and storage areas of the laboratory. Sandals,flip- flops, or open toed shoes are not allowed;• Personal housekeeping: Keep the work area clean and uncluttered; Keep chemicals and equipment properly labeled and stored; Clean the area on completion of an operation or at the end of theday.9.6 Equipment safetyWhenever laboratory equipment is purchased, preference should be givento equipment that:• limits contact between the operator and hazardous material, andmechanical and electrical energy;• is corrosion-resistant, easy to decontaminate and impermeable toliquids;• has no sharp edges or burrs.65