Now he turned the light off, then removed his helmet.

He worked at the task for ten minutes and removed his helmet again.

The question of why he did not open or remove his helmet was answered.

Of course, if there's any opportunity to remove your helmets, you should do so!

You're free to look at them, but the suspect never removed his helmet.

He removed his helmet, then sat down in front of the monitor.

The others removed their helmets, set them on the deck.

He removed his helmet and dumped it to the ground.

Then he removed his helmet, but instantly put it back on.

He removed his helmet and pulled out a scrap of paper.