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Off! (stylized as OFF!) is an insect repellent brand from American corporation S. C. Johnson & Son, produced in Finland. Its active ingredient is DEET (N,N-diethyl-m-toluamide) or metofluthrin which is the most common ingredient in insect repellants. [1] It was first sold in 1957. [2] It is used to avoid mosquito bites by applying the product ...
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 ...
The Liberator .380 was the first 3D printed plastic gun made widely available online. It was a single shot pistol made using a Stratasys Dimension SST 3-D printer. [1] [2] The Solid Concepts replica of the M1911 pistol was the first 3D printed metal gun, [3] created using more than 38 printed parts; [4] It has successfully fired more than 5000 ...
3D printing or additive manufacturing is the construction of a three-dimensional object from a CAD model or a digital 3D model. [1] [2] [3] It can be done in a variety of processes in which material is deposited, joined or solidified under computer control, [4] with the material being added together (such as plastics, liquids or powder grains being fused), typically layer by layer.
A bug vacuum (bug vac or aspirator) [15] is a type of small but powerful portable vacuum cleaner, usually with internal batteries. The motor starts quickly and generates strong suction, trapping the flying insect inside the device. The insect may be captured on an adhesive internal surface, or simply held inside the device until it dehydrates ...
Developed by. 3D Systems. Initial release. 1987. Type of format. Stereolithography. STL is a file format native to the stereolithography CAD software created by 3D Systems. [ 3][ 4][ 5] Chuck Hull, the inventor of stereolithography and 3D Systems’ founder, reports that the file extension is an abbreviation for stereolithography. [ 6]
Rupert Sanders’ “The Crow” is a new take on the dark 1989 comic book, but there is one element of the franchise’s history that the director was determined not to replicate. During the ...
Chlorfenapyr. Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Chlorfenapyr is a pesticide, and specifically a pro-insecticide (meaning it is metabolized into an active insecticide after entering the host), derived from a class of microbially produced compounds known as ...