Humectant Fluid (1 Gallon) Pinit Wrs Item Item source ITEM: 84372 $19.00 Quantity discounts available QuantityPrice Quantity -+ Add to Cart Overview OverviewBackOverviewThis 1-gallon bottle of humectant fluid is to be used with the Simulated Smoker's Lungs (Item #84349). Quart bottle (Item #84378) also available. See MoreSee Less This gallon of humectant fluid is for use with the Simulated Smoker’s Lung Comparison Kit. Visit our site to order humectant fluid for your educational kit!DetailsOne gallon bottle of humectant fluid to be used with Simulated Smoker's Lung. Quart bottle (Item #84378) also available.