Using 'When' and 'Once' in Sequence

Front

'When' example

Back

Put on your booths when it rains.

Front

'Once' example

Back

Once you finish changing the oil, call maintenance to wipe the floor clean.

Front

When

Back

When you remove an old tire, do not just throw it anywhere.

Front

When

Back

Replace your gloves when they get dirty.

Front

Once

Back

Install an update to your antivirus once it expires.

Front

Back

Wear your hearing protection when machineries get too loud.

Front

Once

Back

Remove your coveralls once your shift ends. Do not reuse a dirty coverall.

Front

When

Back

Do not ignore warning signs when you see them.