With the gradual improvement of people's awareness of environmental protection and energy saving, many large and medium-sized enterprises, such as iron and steel metallurgy, petrochemical industry, th...
Practical application of sulfur dioxide gas detector:Public places: In crowded places, such as meeting rooms, classrooms, exhibition halls, hospitals, shopping malls, bars, restaurants, airports, trai...
What are the Indicators of Water Quality?Water quality indicators are divided into: 1. Physical indicators (smell, temperature, turbidity, transparency, color, etc.); chemical indicators; biological i...
Particulate matter (PM) is composed of solid and liquid particles in the air that are small enough to be inhaled. Natural sources of PM include sea salt, dust, and pollen, but it also includes materia...
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