Flinn Lab Safety Flashcard

Front

What is the best way to insert glass tubing into a rubber stopper after it has been fire polished and cooled?

Back

The best way is to twist the tubing and stopper carefully, use a towel or cotton gloves for protection, and lubricate the tubing with water or glycerin.

Front

What should you do when gathering glassware and equipment for an experiment?

Back

You should clean any glassware that appears dirty, examine all glassware for chips or cracks, and read all directions carefully to know what equipment is necessary.

Front

Does hot glass look the same as cold glass?

Back

True

Front

Is it acceptable to remove chemicals or other equipment from the laboratory?

Back

False

Front

When should approved eye protection devices (such as goggles) be worn in the laboratory?

Back

They should be worn any time chemicals, heat, or glassware are used.

Front

What is the purpose of using a towel or gloves when handling glass tubing?

Back

To protect your hands from cuts and burns.

Front

Why is it important to examine glassware for chips or cracks before use?

Back

Chips or cracks can lead to breakage during an experiment, posing safety hazards.

Front

What should you do if you find dirty glassware?

Back

You should clean it before using it in an experiment.

Front

What is the significance of reading all directions carefully before starting an experiment?

Back

It ensures you understand the procedure and have all necessary equipment.

Front

What are the risks of not wearing eye protection in the lab?

Back

You risk serious eye injuries from chemicals, heat, or glass shards.