HANDLING CHEMICALS. 31. All chemicals in the laboratory are to be considered dangerous. Do not touch, taste, or smell any chemicals unless specifically instructed to do so. The proper technique for smelling chemical fumes will be demonstrated to you.
HANDLING CHEMICALS. 22. All chemicals in the lab are to be considered dangerous and used with caution. Chemicals are not to be touched, tasted, or smelled. Only "wafting" method of smelling chemicals should be practiced (if needed) after undergoing proper demonstration by the TA.
HANDLING CHEMICALS. Mostly for chemistry students
HANDLING CHEMICALS. Do NOT touch, taste, or smell any chemicals unless specifically instructed to do so. NEVER remove chemicals or other materials from the laboratory area.
HANDLING CHEMICALS. Do not touch, taste or smell any chemicals unless specifically instructed to do so. Check label on any chemical bottle before using. Take only as much as needed. Do not return unused chemicals to original container. Use only rubber bulb or pipet pump to fill pipets. Handle acids with extreme care. Wear gloves when handling. Always add acid to water. Never dispense flammable liquids near an open flame or heat source. Never take any lab materials out of lab. Take care when transporting any chemicals. Use both hands and walk carefully. HANDLING GLASSWARE AND EQUIPMENT Never handle broken glass with bare hands. Use a broom and dustpan to clean up glass. Place glass in designated waste glass container. Use wash bottles ONLY as intended...e.g. rinsing glassware or adding water to a container. Remove electrical plugs by grasping plug not the cord. Examine glassware before each use for cracks and chips. Dispose chipped glassware as directed. Report all damaged electrical equipment...frayed cords, exposed wires, etc. Do not immerse hot glassware in cold water...it may shatter.
HANDLING CHEMICALS. 22. All chemicals in the laboratory are to be considered dangerous. Avoid handling chemicals with fingers. Always use a tweezers. When making an observation, keep at least one foot away from the specimen. Do not taste or smell any chemicals.
HANDLING CHEMICALS. (a) Employees loading, unloading, stacking or carrying cement, lime or alum in bags or handling empty cement, lime or alum bags, or working on the maintenance of alum or lime machines, will be paid 87 cents per hour over ordinary rates up to four (4) hours. If the time exceeds four (4) hours, the employee will be entitled to $5.60 per day extra.
