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  2. Fire-resistance rating - Wikipedia

    en.wikipedia.org/wiki/Fire-resistance_rating

    This rating is the requirement in data safes and vault structures for protecting digital information on magnetic media or hard drives. Temperatures inside the protected chamber must be held below 125 °F (52 °C) for the time period specified, such as Class 125-2 Hour, with temperatures up to 2,000 °F (1,090 °C) outside the vault.

  3. 1951 USAF resolution test chart - Wikipedia

    en.wikipedia.org/.../1951_USAF_resolution_test_chart

    A 1951 USAF resolution test chart is a microscopic optical resolution test device originally defined by the U.S. Air Force MIL-STD-150A standard of 1951. The design provides numerous small target shapes exhibiting a stepped assortment of precise spatial frequency specimens.

  4. File:Advanced Imaging Technology (AIT) Fact Sheet.pdf

    en.wikipedia.org/wiki/File:Advanced_Imaging...

    Short title: Microsoft Word - AIT Fact Sheet_6 15 10_v2.doc; Author: haley.wright: Date and time of digitizing: 07:45, 16 June 2010: Software used: PScript5.dll Version 5.2.2

  5. NFPA 704 - Wikipedia

    en.wikipedia.org/wiki/NFPA_704

    NFPA 704 safety squares on containers of ethyl alcohol and acetone. "NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response" is a standard maintained by the U.S.-based National Fire Protection Association.

  6. ISO 7010 - Wikipedia

    en.wikipedia.org/wiki/ISO_7010

    The standard was published in October 2003, splitting off from ISO 3864:1984, which set out design standards and colors of safety signage and merging ISO 6309:1987, Fire protection - Safety signs to create a unique and distinct standard for safety symbols.

  7. NIIRS - Wikipedia

    en.wikipedia.org/wiki/NIIRS

    The National Imagery Interpretability Rating Scale (NIIRS) is an American subjective scale used for rating the quality of imagery acquired from various types of imaging systems. The NIIRS defines different levels of image quality/interpretability based on the types of tasks an analyst can perform with images of a given NIIRS rating.

  8. Flammability diagram - Wikipedia

    en.wikipedia.org/wiki/Flammability_diagram

    Flammability diagram for methane. Flammability diagrams show the control of flammability in mixtures of fuel, oxygen and an inert gas, typically nitrogen.Mixtures of the three gasses are usually depicted in a triangular diagram, known as a ternary plot.

  9. AIT - Wikipedia

    en.wikipedia.org/wiki/AIT

    Advanced Individual Training, the second stage of United States Army Basic Training Aeromedical Isolation Team , of the US Army Medical Research Institute of Infectious Diseases Academy for Information Technology , a high school in Scotch Plains, New Jersey