This is just one of the many advantages that our 55-gallon drum liners offer. Liners of this nature are resilient in industrial chemicals, food-grade liquids and other materials for secondary containment which provides leakproof results They come in a one-size-fits-all size that should fit most standard 55-gallon drums and can remain non-reactive so they are safe for long-term storage of food-grade chemicals — you never know when the world may need to start using hydrogen peroxide as an alternate currency. This extra flexibility is especially helpful for companies that transport a many different types of liquids, as it almost completely eliminates the need to have liners made specific for individual purposes.