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  2. National Standardization Agency - Wikipedia

    en.wikipedia.org/wiki/National_Standardization...

    Facilitating stakeholders in developing and maintaining Indonesian National Standards, known as SNI (Standar Nasional Indonesia) in Indonesian. The process is carried out by the SNI Formulation Technical Committee consisting of representatives from producers, consumers, experts / universities, and the government.

  3. Air Pollution Index - Wikipedia

    en.wikipedia.org/wiki/Air_Pollution_Index

    The air quality in Malaysia is reported as the API (Air Pollutant Index) or in Malay as IPU (Indeks Pencemaran Udara). Four of the index's pollutant components (i.e., carbon monoxide, ozone, nitrogen dioxide and sulfur dioxide) are reported in ppmv but PM 2.5 particulate matter is reported in μg/m 3.

  4. Indoor air quality - Wikipedia

    en.wikipedia.org/wiki/Indoor_air_quality

    Portable room air cleaners with HEPA filters can be used if ventilation is poor or outside air has high level of PM 2.5. [122] Air filters are used to reduce the amount of dust that reaches the wet coils. [citation needed] Dust can serve as food to grow molds on the wet coils and ducts and can reduce the efficiency of the coils. [citation needed]

  5. Plumbing code - Wikipedia

    en.wikipedia.org/wiki/Plumbing_code

    A plumbing code is a code that provides regulations for the design, installation and inspection of building plumbing and sanitary systems. In the United States, jurisdictions enact their own codes, some of which are based upon model plumbing codes.

  6. ASTM A53 steel - Wikipedia

    en.wikipedia.org/wiki/ASTM_A53_steel

    2. Application of ASTM A53 Standard Pipes Steel Pipes ordered under this specification is intended for mechanical and pressure applications and is also acceptable for ordinary uses in steam, water, gas, and air lines. It is suitable for welding, and suitable for forming operations involving coiling, bending, and flanging. 3.

  7. Water metering - Wikipedia

    en.wikipedia.org/wiki/Water_metering

    In the United States most utilities bill only to the nearest 100 or 1,000 gallons (10 to 100 ft 3, 1 to 10 m 3), and often only read the leftmost 4 or 5 numbers on the display wheels. Using the above example, they would read and bill 1,234, rounding to 1,234,000 gallons based on a 1,000-gallon billing resolution.

  8. Server Name Indication - Wikipedia

    en.wikipedia.org/wiki/Server_Name_Indication

    Server Name Indication (SNI) is an extension to the Transport Layer Security (TLS) computer networking protocol by which a client indicates which hostname it is attempting to connect to at the start of the handshaking process. [1]

  9. Requirement - Wikipedia

    en.wikipedia.org/wiki/Requirement

    In engineering, a requirement is a condition that must be satisfied for the output of a work effort to be acceptable. It is an explicit, objective, clear and often quantitative description of a condition to be satisfied by a material, design, product, or service.