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Used in fireworks to increase flame temperature. Less interference with flame color than aluminium. Magnalium – aluminium-magnesium alloy, more stable and less expensive than magnesium; less reactive than magnesium, easier to ignite than aluminium; Iron – makes gold sparks, frequently used
Large fireworks displays are launched with complex timing sequences using a computer that energizes electric matches connected to the individual device fuses. A flying fish fuse (bumblebee) is an unusual type of component for fireworks. It is made like Visco fuse, but contains a metallic spark composition or other effect instead of black powder.
Some flash powder formulations (those that use single-digit micrometre flake aluminium powder or fine magnesium powder as their fuel) can self-confine and explode in small quantities. This makes flash powder dangerous to handle, as it can cause severe hearing damage and amputation injury even when sitting in the open.
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The size of these fireworks can range from 50 mm (2") to over 600 mm (24") diameter depending on the type of effect and available distance from the audience. In most jurisdictions, special fireworks training and licensing must be obtained from local authorities to legally prepare and use display pyrotechnics.
A 28-year-old Hulmeville man is facing misdemeanor charges for setting off a firework that resulted in more than $4,000 in property damage at a Langhorne shopping center.
The Virginia Beach Fire Department is asking for help from the public after an illegal fireworks display earlier this week damaged boats at Rudee Inlet. According to an update from the department ...
The conducted study showed that the snake fireworks emitted the highest particulate matter, capable of penetrating the lungs via inhalation of smoke particles and consequently, causing significant damage. Other fireworks that emit large amounts of smoke particles include fuljhadi (Sparkler), pulpul (Firecracker), chakris (Spinning Rocket) and ...