Difference between revisions of "Fuse"
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A fuse (or fuze) is the part of a pyrotechnic device which initiates its function.
Contents
Types
Burning fuses
Consist of a wick, embedded with a flammable material, such as flash powder. Nitrocellulose wicks are sometimes used.
Black match
Black matches consist of a crude form or burning fuse, it is made by soaking cotton string/sheets in a slurry of black powder.
Safety fuse
Safety fuses consist of a "tube" of gunpowder surrounded by a waterproofed varnished jute "rope". Burn rate is around 1 cm/s.
Electric match
Electric matches use a bridgewire consisting of a heating element to ignite a pyrogen, which in turn ignites the pyrotechnic material.
Other
Sparklers can be used as crude fuses.
