Physics for IGCSE & O level - The Earth In Space (Section 8 - No. 4)

What are safe working conditions for glass tubing?

Never attempt to push glass tubing through a hole in a bung.

Always handle hot glass tubing with tongs.

Don't put the glass tubing into a beaker

Cut it down with a hot knife.

Safe working conditions for glass tubing is to use tongs when hot and never attempting to push glass tubing through a hole in a bung.