... safe in use IntroductionConvenient solid fuel tablets is a kind of new green environmental fuel manufactured by our company. It ... as outdoor, seeking survival, going out for camping.Solid fuel tablet has the property of white color, nontoxic, ... kg, or by users opinion. (3)Burning timeThe hexamine with 20 gram can burn with 15-20 minutes, ... slate, surface, sand beach, and then ignite it. hexamine fuel