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Spray-up is an open-moulding composites fabrication process where resin and reinforcements are sprayed onto a reusable mould. The resin and glass may be applied separately or simultaneously "chopped" in a combined stream from a chopper gun. Workers roll out the spray-up to compact the laminate. Wood, foam, or other core material may then be ...
A Flit gun is a hand-pumped insecticide sprayer used to dispense FLIT, a brand-name insecticide widely used against flies and mosquitoes between 1928 and the mid-1950s. Although named after the well-known brand, "Flit gun" became a generic name for this type of dispenser. [1] Once commonly found in households, hand-operated Flit guns have been ...
In agriculture, a sprayer is a piece of equipment that is used to apply herbicides, pesticides, and fertilizers on agricultural crops. Sprayers range in size from man-portable units (typically backpacks with spray guns) to trailed sprayers that are connected to a tractor, to self-propelled units similar to tractors with boom mounts of 4–30 ...
Snowmaking. Snow gun in operation at Camelback Mountain Resort in the Pocono Mountains of Pennsylvania, United States. Snowmaking is the production of snow by forcing water and pressurized air through a " snow gun ", also known as a " snow cannon ". Snowmaking is mainly used at ski resorts to supplement natural snow.
Most projectiles used by terrestrial animals are liquids. Among invertebrates there are a number of examples. Velvet worms can squirt out a slimy adhesive fluid from glands on the sides of their head, and use it to trap their prey. The spitting spiders Scytodes can spit a venomous sticky fluid that traps its victims and also poisons them. [1]
Improvised firearm. 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 other than by a firearms manufacturer or a gunsmith, and are typically constructed by adapting existing materials to the purpose.
A pepper-spray projectile, also called a pepper-spray ball, pepper-ball, pepper bomb, or pepper-spray pellet, is a frangible projectile containing a powdered chemical that irritates the eyes and nose in a manner similar to pepper spray. These projectiles are fired from specially designed forced compliance weapons or modified paintball guns .
Privately made firearm. Receiver blanks in various stages of completion. Receiver blanks are often used in the manufacture of privately made firearms. A privately made firearm (also referred to as a ghost gun or homemade firearm) is a legal term for a firearm produced by a private individual as opposed to a corporate or government entity. [1]