1 If the polyethylene glycol suppository formulation does not contain at least 20% water, dipping it into __ just prior to insertion prevents moisture from being drawn from rectal tissues and decreases irritation. 2 The shape of the suppository determines how it will be inserted. Bullet-shaped rectal suppositories should be inserted __ first. 3 Most suppositories are dispensed in paper, foil, or plastic wrappings, and the patient must be instructed to remove the wrapping completely before insertion. TRUE OR FALSE