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In 1855, the first human-made plastic, nitrocellulose (branded Parkesine, patented in 1862), was created by Alexander Parkes from cellulose treated with nitric acid and a solvent. In 1868, American inventor John Wesley Hyatt developed a plastic material he named Celluloid , improving on Parkes' invention by plasticizing the nitrocellulose with ...
Tannerite is a brand of binary explosive targets used for firearms practice and sold in kit form. [1] [2] The targets comprise a combination of oxidizers and a fuel, primarily aluminium powder, that is supplied as two separate components that are mixed by the user.
A homemade pistol, confiscated by the Swedish Police. Given to the Museum of Vänersborg in 1985. Improvised firearms (sometimes called zip guns, pipe guns, or slam guns) are firearms manufactured by an entity other than a registered firearms manufacturer or a gunsmith. Improvised firearms are typically constructed by adapting existing ...
Brad Spafford, 36, was found to have over 150 homemade explosive devices, an illegal short-barrel rifle, a target-practice photograph of President Biden, and bomb-building materials at his Norfolk ...
Officials emphasized that if the explosive materials were ignited, "it would have leveled the entire block." 50 pounds of 'improvised' explosives found at 'bomb-making laboratory' inside ...
A detonator is a device used to make an explosive or explosive device explode. [1] Detonators come in a variety of types, depending on how they are initiated (chemically, mechanically, or electrically) and details of their inner working, which often involve several stages. Types of detonators include non-electric and electric.
Homemade explosive lab under investigation. McAlester News-Capital, Okla. Derrick James, McAlester News-Capital, Okla. October 22, 2024 at 4:03 PM.
Rubber or plastic bullets designed for short range target shooting with primed cases can also be purchased; these are generally reusable if a proper bullet trap is used, but are prone to ricochet. With wax bullets, a simple sheet of plywood is sufficient to stop the bullet—upon impact the wax deforms and sticks to the wood, where it can later ...