Handling Glassware and
23. Carry glass tubing, especially long pieces, in a vertical position to minimize the likelihood of breakage and injury.
24. Never handle broken glass with your bare hands. Use a brush and dustpan to clean up broken glass. Place broken or waste glassware
in the designated glass disposal container.
25. Inserting and removing glass tubing from rubber stoppers can be dangerous. Always lubricate glassware (tubing, thistle tubes,
thermometers, etc.) before attempting to insert it in a stopper. Always protect your hands with towels or cotton gloves when inserting glass
tubing into, or removing it from, a rubber stopper. If a piece of glassware becomes frozen" in a stopper, take it to your instructor for removal.
26. When removing an electrical plug from its socket, grasp the plug, not the electrical cord. Hands must be completely dry before touching
an electrical switch, plug, or outlet.
27. Examine glassware before each use. Never use chipped or cracked glassware. Never use dirty glassware.
28. Report damaged electrical equipment immediately. Look for things such as frayed cords, exposed wires, and loose connections.
Do not use damaged electrical equipment.
29. If you do not understand how to use a piece of equipment, ask the instructor for help.
30. Do not immerse hot glassware in cold water; it may shatter.
31. Exercise extreme caution when using a gas burner. Take care that hair, clothing and hands are a safe distance from the flame at all times.
Do not put any substance into the flame unless specifically instructed to do so Never reach over an exposed flame. Light gas (or alcohol) burners only as instructed by the teacher.