Never wear or bring lab aprons or lab coats or

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Unformatted text preview: hemical vapors. ● Never wear or bring lab aprons or lab coats or jackets into areas where food is consumed. ● Never pipet by mouth. Always use a pipet aid or suction bulb. ● Do not handle contact lenses in the laboratory except to remove them when an emergency requires the use of the eyewash fountain or safety shower. ● Never perform unauthorized experiments. ● When moving about in the laboratory, anticipate sudden backing up or changes in direction by others. If you should stumble or fall while carrying glassware or chemicals, try to project them away from yourself and others. ● Never remove chemicals from the laboratory without proper authorization. ● Keep chemicals and apparatus well away from the edges of your laboratory bench or other workspace. ● Never engage in horseplay, pranks, or other acts of mischief in the laboratory. ● Report violations of your laboratory’s safety rules to your instructor—you could save their lives and your own. 5 students short index 1/15/03 12:45 PM Page 6 Housekeeping In the laboratory and elsewhere, keeping things clean and neat generally leads to a safer environment. Avoid unnecessary hazards by keeping drawers and cabinets closed while working. Never store materials, especially chemicals, on the floor, even temporarily. Keep workspaces and storage areas clear of broken glassware, leftover chemicals, and scraps of paper. Keep aisles free of obstructions such as chairs, boxes, and waste receptacles. Avoid slipping hazards by keeping the floor clear of spilled liquids, ice, stoppers, glass beads or rods, and other such small items. Follow your laboratory’s required procedure for the disposal of chemical wastes. Cleaning Glassware Clean your soiled glassware at the laboratory sink or in laboratory dishwashers. Use only environmentally acceptable cleaning agents, for example, soap or detergent. Use hot water if available. If necessary, use a mild scouring powder. Wear appropriate gloves. Use brushes of suitable stiffness and size. Avoid accumu...
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This document was uploaded on 02/27/2014 for the course PHYS 1B at UCSD.

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