Thermalite a specific type of fuse used in pyrotechnic applications. This fuse is critical to rocketry and is also used in flashbulbs and ignition systems.[1].
Thermalite comes in three burn rates identifiable by the colour of the fuse wrapping:
Thermalite safety fuses and connectors were manufactured in Quebec by ICA Canada Inc., however in November 1995 they ceased manufacturing of detonator cord.[2] Sources for thermalite are increasingly hard to come by and purchasing it by mail will usually require permits and licenses.[3] As a result, those who want to use thermalite fuses will make them for themselves.[4]
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