The heat expansion mechanism improves the thermal efficiency by approximately 30%. Reduces time to boil and fuel consumption by approximately 30%; Stores in FMC-218. (You can also store the mesh pouch) To remove the release agent during manufacturing, wash thoroughly with a mild detergent and a soft sponge before using. The release agent on the outer edges and heat exchanger joints are difficult to clean, so it may be disposed when heated, but it does not affect using it as is.