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  2. Anti-scratch coating - Wikipedia

    en.wikipedia.org/wiki/Anti-scratch_coating

    Anti-scratch coatings use additives with specific Scratch-resistant properties. Additives are particles dispersed in a thin film in quantities of less than one percent. Additives that decrease scratch visibility include: Siloxane; Eruamides (A type of fatty acid used in coatings due to fatty acid amide's scratch-resistant properties [12])

  3. Rolling code - Wikipedia

    en.wikipedia.org/wiki/Rolling_code

    Remote controls send a digital code word to the receiver. If the receiver determines the codeword is acceptable, then the receiver will actuate the relay, unlock the door, or open the barrier. Simple remote control systems use a fixed code word; the code word that opens the gate today will also open the gate tomorrow.

  4. Stevenson screen - Wikipedia

    en.wikipedia.org/wiki/Stevenson_screen

    Interior of a Stevenson screen. The interior size of the screen will depend on the number of instruments that are to be used. A single screen may measure 76.5 by 61 by 59.3 cm (30.1 by 24.0 by 23.3 in) and a double screen 76.5 by 105 by 59.3 cm (30.1 by 41.3 by 23.3 in). The unit is either supported by four metal or wooden legs or a wooden post.

  5. Screen filter - Wikipedia

    en.wikipedia.org/wiki/Screen_filter

    A screen filter is a type of water purification using a rigid or flexible screen to separate sand and other fine particles out of water for irrigation or industrial applications. [1] These are generally not recommended for filtering out organic matter such as algae , since these types of contaminants can be extruded into spaghetti -like strings ...

  6. Indoor air quality - Wikipedia

    en.wikipedia.org/wiki/Indoor_air_quality

    The bacterium forms a biofilm which is resistant to chemical and antimicrobial treatments, including chlorine. Remediation for Legionella outbreaks in commercial buildings vary, but often include very hot water flushes (160 °F (71 °C)), sterilisation of standing water in evaporative cooling basins, replacement of shower heads, and, in some ...

  7. Distraction display - Wikipedia

    en.wikipedia.org/wiki/Distraction_display

    Rodent-run distraction display by superb blue wren. Redrawn from Rowley, 1962. Distraction display has been most extensively studied in birds. [4] It has been observed in many species, including passerines [15] [24] [25] [26] and non-passerines, [20] [27] [28] and has been particularly well documented in the Charadriiformes. [29] [13] [14] [18 ...