Safety in Science: Glassware

The video tutorial covers the properties of glass, emphasizing its fragility and transparency. It provides safety guidelines for handling glassware, such as ensuring it is dry and not hot before touching. The tutorial also advises against using chipped or cracked glassware and instructs on how to clean up broken pieces safely, stressing the importance of reporting any damage to a teacher.

What is one of the useful properties of glass?

• It can be heated to high temperatures.

• It is flexible.

• It is opaque.

• It is unbreakable.

Why is it important to have dry hands when handling glassware?

• To make the glassware more transparent.

• To keep the glassware cool.

• To prevent slipping and dropping the glassware.

• To ensure the glassware is clean.

How can you determine if glass is hot?

• By looking at it.

• By touching it.

• By checking if it is dry.

• By using a thermometer.

What should you do if you find a crack in a piece of glassware?

• Use it only for cold substances.

• Inform your teacher immediately.

• Try to fix it with tape.

• Ignore it and continue using it.

What is the recommended method for cleaning up broken glass?

• Leave it for someone else to clean.

• Vacuum the area.

• Sweep it up with a brush and dustpan.

• Use your hands to pick up the pieces.