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2. Window screen - Wikipedia

   en.wikipedia.org/wiki/Window_screen

   The fineness of a screen mesh is measured in wires per inch on the warp (length) and the weft or filler (width). An 18×14 mesh has become standard; 16×16 was formerly common and other common sizes are 18×18 and 20×20. For comparison, a typical screen in a clothes dryer has a nylon 23x23 mesh screen.

3. Bunnings - Wikipedia

   en.wikipedia.org/wiki/Bunnings

   Bunnings Group Limited, trading as Bunnings Warehouse or Bunnings, is an Australian hardware and garden centre chain. [2] The chain has been owned by Wesfarmers since 1994, and has stores in Australia and New Zealand. [3] Bunnings was founded in Perth, Western Australia in 1886, by brothers Arthur and Robert Bunning, who had

4. Retroreflective sheeting - Wikipedia

   en.wikipedia.org/wiki/Retroreflective_sheeting

   Retroreflective sheeting for road signs is categorized by construction and performance specified by technical standards such as ASTM D4956-11a.; [4] various types give differing levels of retroreflection, effective view angles, and lifespan. [5]

5. Screening (tactical) - Wikipedia

   en.wikipedia.org/wiki/Screening_(tactical)

   Screening is a defensive security tactic in which a screening force consisting of a picket or outposts is used to hide the nature and strength of a military force, as well as provide early warning of enemy approach, impede and harass the enemy main body with indirect fire, and report on the activity of the enemy main body.

6. Marston Mat - Wikipedia

   en.wikipedia.org/wiki/Marston_mat

   Sometimes the sheets were welded together. A typical later PSP was the M8 landing mat. A single piece weighed about 66 pounds (30 kg) and was 10 ft (3.0 m) long by 15 in (0.38 m) wide. The hole pattern for the sheet was produced to allow easier transportation by aircraft, since it weighed about two-thirds as much.

7. Salisbury screen - Wikipedia

   en.wikipedia.org/wiki/Salisbury_screen

   Salisbury screens operate on the same principle as optical antireflection coatings used on the surface of camera lenses and glasses to prevent them from reflecting light. . The easiest to understand Salisbury screen design consists of three layers: a ground plane which is the metallic surface that needs to be concealed, a lossless dielectric of a precise thickness (a quarter of the wavelength ...