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Select 5 that apply
What are the five safety precautions you should take when inserting a glass tube into a rubber
stopper?
Keep the tubing in the stopper after the experiment to prevent contamination
Apply a lubricant after inserting the tubing
Make sure that the glass tubing is not jagged, the edges should be smooth
Hold the tubing as near as possible to the stopper and use a twisting motion to insert it
Apply a lubricant before inserting the tubing
Make sure you hear heavy gloves to protect your hands. If leather gloves are not available, use
rubber gloves and wrap the tubing a paper towel before attempting to insert it into a stopper
Make sure that the tubing is removed as soon as the experiment is finished so that it does not stick
to the stopper
Make sure the glass tubing is jagged
Hold the tubing as far as possible to the stopper