Question : How long does each tablet last?
Answer : Each 14-gram tablet burns approximately 12 minutes.
Question : Can these tablets work at high altitudes and sub-zero temperatures?
Answer : Yes, these tablets work at high altitudes and sub-zero temperatures.
Question : How long can these tablets be stored?
Answer : These tablets can be stored for 10+ years.
Question : Can these be used to cook indoors on camp stove during power outages?
Answer : Technically, yes. However, it is not advised to use Esbit fuel indoors unless necessary due to the unpleasant smell. For emergency camp stove cooking, a 2 burner Primus stove that uses small cylinders of propane is recommended.
Question : How long do they burn?
Answer : At an altitude of 4800 feet, the 4 gram cubes burned about 4 minutes each.
Question : Would it be possible to ignite one of these with a fire steel/fire starter?
Answer : Yes, it is possible to ignite Esbit fuel with a fire steel or fire starter.
Question : Are they better than trioxane?
Answer : Esbit fuel works well for starting campfires, but comparisons with trioxane have not been made.
Question : Can you ignite these with a BlastMatch or other ferro rod?
Answer : Some people claim that they can ignite Esbit fuel with a BlastMatch or ferro rod, but it is recommended to use Fast Fire tinders for spark ignition.
Question : Does the fishy smell go away once the cube starts burning, or does it smell while burning also?
Answer : The fishy odor is only noticeable in relatively enclosed spaces. It dissipates quickly when used outdoors. There may be a slight odor on hands after touching the cubes, but it disappears after washing.
Question : How long is the shelf life of this product? Would the shelf life be longer if I vacuumed sealed them?
Answer : Vacuum sealing will extend the shelf life of Esbit fuel. It should last for a long time when properly sealed.
Question : What are the dimensions of the bare fuel tablet out of the packaging?
Answer : The bare fuel tablet measures 1.25 x 1 x 0.5 inches or 3.3 x 2.4 x 1.5 cm.
Question : Will these work if used in the rain and get wet?
Answer : Esbit fuel does not work well when wet. It is recommended to keep it dry for optimal performance.
Question : Can these be ignited with a magnifying glass rather than an open flame?
Answer : It is not ideal to ignite Esbit fuel with a magnifying glass. It is recommended to use a lighter or other open flame heat source for better results.