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The barber would select a closeness setting for this. Some electric clippers such as the Wahl clipper, or the Andis clipper had a lever that could be moved back and forth to change the closeness from "000"which left the hair stubble length, or "1" which left the hair about one eighth of an inch.
A hair dryer (the handheld type also referred to as a blow dryer) is an electromechanical device that blows ambient air in hot or warm settings for styling or drying hair. [ 1 ] [ 2 ] Hair dryers enable better control over the shape and style of hair, by accelerating and controlling the formation of temporary hydrogen bonds within each strand.
Air jet loom. An air-jet loom is a shuttleless loom that uses a jet of air to propel the weft yarn through the warp shed. [1] It is one of two types of fluid-jet looms, the other being a water-jet loom, which was developed previously. [1] Fluid-jet looms can operate at a faster speed than predecessor looms such as rapier looms, but they are not ...
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An electric trimmer. Electric hair clippers work in a similar way as manual ones, but are driven by an electric motor which makes the blades oscillate from side to side. [6] They have gradually displaced manual hair clippers in many countries. Three different motor types are used in clipper production: magnetic, rotary and pivot.
Dyson Airblade is an electric hand dryer made by the Singapore-based company Dyson, found in public bathrooms across the United Kingdom. [1] It was introduced in the United Kingdom in 2006 and in the United States in late 2007.
The aerosol spray canister invented by USDA researchers, Lyle Goodhue and William Sullivan.. The concepts of aerosol probably go as far back as 1790. [1] The first aerosol spray can patent was granted in Oslo in 1927 to Erik Rotheim, a Norwegian chemical engineer, [1] [2] and a United States patent was granted for the invention in 1931. [3]