Safety Valve Safety Technology Supervision Procedure

I. Supervision Regulations for Safety Technology of Steam Boilers Promulgated by the Supervision Bureau of Boiler and Pressure Vessels of the Bureau of Quality Supervision Article 146 “The safety valves of boilers in use shall be verified at least once a year. The check of safety valves shall

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Chalkiness rate test, more efficient using rice judger

In the detection of rice quality, we often hear words such as chalkiness, and people who know it will know that it is a bad thing. Chalkiness refers to the loose and white opaque parts of rice endosperm. The amount of rice chalkiness is not only related to the appearance of rice, but als

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