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What harm does the potion on the circuit board production line do to people? Try a gas mask!Respiratory organ protection equipment that only protects respiratory organs from harmful substances.It is mainly used in operating environments containing low concentrations of harmful gases and vapours.Only the absorbent or suction agent is installed in the filter box.Some filter boxes are also equipped with filter layers,Anti-aerosol at the same time.Some military gas masks,Mainly made of active carbon cloth,Or use water-resistant oil-resistant fabric as the outer layer,The glass fiber filter material is the inner layer,Polyurethane foam soaked in activated carbon is the bottom layer,Temporary protection can be provided in the event of a gas attack.The gas mask is a bionic work, inspired by the wild boar on the battlefield after another war.Chemical weapons were used at the time,But the wild boar was not found after the war,Therefore, a gas mask and a gas mask were created to imitate the shape of the b
Hydraulic oil vacuum filter is how to separate oil and water? The vacuum filter does not simply rely on filtration to separate the oil and water, but also to heat the oil and water mixture. In order to avoid the oxidation of hydraulic oil at high temperature, vacuum is needed. The purpose is to reduce the boiling point of water, so that the water in the oil will boil at more than 70 degrees and evaporate, so as to achieve the purpose of oil-water separation without damaging the hydraulic oil.
How scientific treatment of domestic sewage? A company is carrying out sewage treatment (sewage treatment, wastewater treatment): in order to make the sewage meet the water quality requirements of draining a certain water body or using it again,The process of purifying it.Classified by source of sewage,Sewage treatment is generally divided into production sewage treatment and domestic sewage treatment.Production sewage includes industrial sewage, agricultural sewage and medical sewage,Domestic sewage is the sewage produced in daily life.Sewage treatment is widely used in various fields such as construction, transportation, energy, petrochemical, environmental protection, urban landscape, medical care, catering, etc,More and more into the daily life of ordinary people.Modern sewage treatment technology,According to the degree of treatment,Can be divided into Level 1, Level 2 and Level 3 processing.First-level processin
