backwater valve Articles

  • Strategic Standardization

    An Interview with John Walter, CEO of the Standards Council of Canada SCC leader John Walter discusses the strategic value of standardization, his organization’s priorities and harmonizing Canadian and U.S. standards. How is the Standards Council of Canada approaching the upcoming revision to the Canadian Standards Strategy? The Standards ...


    By ASTM International

  • Look at How Much Electricity a Returner of the 100-Watt Water Wastes in A Month.

    Our daily electricity consumption counting is calculated by "kilowatt-hour". One kilowatt-hour is one kilowatt-hour. We first convert the power into kilowatt-hour, then multiply it by time. Take the above 100-watt as an example, 100-watt is 0.1 kilowatt-hour, and there are 24 hours in a day, 0.1 kilowatt multiply 24 hours is 2.4 degrees (kilowatt-hour), which can come to conclude that it is 72 ...

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