Why not simply use a torch and show them the way?
Find someone who has read in bed using a torch.
They actually used a torch to cut a hole in the back door.
You will have to use a torch from the fire.
"Looks as if we'll have to use a torch on it."
Also avoid using a torch; its open flame can start a fire.
Using torches, they will gradually cut this piece down from the top.
Light signals - Made using an underwater torch at night.
They use torches in 10th grade, and we used them as seniors.
Using a torch he discovered that the tunnel was as before, and seemed to be in good repair.