General Rules
Always follow all written and verbal instructions. If you do not understand a direction or part of a procedure, what should you do?
Ask for help from the instructor before beginning.
You need to immediately report all...
Spills or breakages.
All chemicals in the laboratory are to be considered dangerous. So you should NOT...
Touch, taste, or smell any chemicals unless specifically instructed to do so. (The proper technique for wafting chemicals will be demonstrated to you.)
How should you carry a glass tube (especially a long one)?
What should you never do to a container that is being heated.
You should never look into a glass that is being heated.
When you first enter the class room/a science room, you should never do what?
Touch an equipment, materials or chemicals inside of the laboratory.
If you get any cuts or wounds, you should...
Report it immediately, no matter how small.
At least twice.
Collect broken glass in a brush and dustpan, and throw it away.
You should never place any hot containers onto a desk or table directly.
(Instead you can use a insulating or hot pad.)
The aisles
If you or your lab partner are hurt, immediately call out ... to get their attention
Code One, Code One
Never return ___ chemicals to their original containers.
Unused. (But don't return used either)
How should you fill wash bottles?
With distilled water and use only as intended.
Example: Rinsing glassware and equipment, or adding water to a container.
What should you never do to a lit burner or anything that is being heated, or visibly reacting?
Leave it unattended
When you are conducting an experiment, you should not do this.
Eat food, drink beverages, or chew gum. Especially not from any science glassware or containers.
If any chemicals splash into your eyes, or onto your skin, you should immediately do this.
Flush/Cleanse with running water from the eyewash station or safety shower for at least 20 minutes. Tell the instructor immediately.
When should you remove chemicals and other materials from the science laboratory
Never
When you see damaged equipment, what should you do?
Example: Frayed cords, exposed wires, and loose connections.
Report it immediately to the instructor, and do not use it.
You will be instructed in the proper method of heating and boiling liquids. Where should you never point an open end of a heated test tube?
At yourself or at another person.
When using knives, or other sharp instruments, you should always carry the tips/points...
Downwards and away from the body.
When mercury thermometers are broken, you need to...
Stay away from the mercury, and notify the instructor immediately.
When moving acid and other chemicals to another place, how should you hold them?
Securely while walking carefully, and slowly.
What should you never do to any hot glassware?
Place it into cold water. The glass might shatter.
Heated glass and metal stay hot for a very long time. What should you do to prevent getting burned?
They should be set aside to cool and picked up with caution. Use tongs or heat-protective gloves if necessary.