2013年10月11日星期五

Personal protective equipment and protective measures labor

Personal protective clothing products: is in the labor process as a defensive physical, chemical, biological and other harmful factors to wear and damage to the human body with a variety of items in general. Protection of personal protective equipment can be divided into parts protective head, face, eyes, respiratory tract, ears, hands, feet, body and other eight categories, it can be based on use into dust, anti-virus, anti-noise, anti-high temperature thermal radiation, anti-microwave and laser, anti-radiation, anti-shock, anti mechanical trauma, anti-oil, anti-alkali, anti-fall, cold, shock, waterproof and water rescue, etc. Mainly in the following types: protective clothing, protective clothing, including hats, underwear, aprons and shoe covers, etc., mainly to prevent heat radiation, rays, microwaves and chemical contaminants damage the skin or enter the body through the skin.

Protection and protective mask: There are welders goggles, furnace workers goggles and face masks, anti-microwave and anti-eyes and other debris.

Respiratory protective devices: according to the structure and principles of respiratory protective devices can be divided into self-absorption filter and air isolated two categories, self-absorption filter is a wearer's own breathing as the driving force of harmful substances in the air to be filtered purified protectors. Using the concentration of harmful substances in the air is not very high, and the oxygen in the air is not less than 18% of the sites. It is divided into two kinds of mechanical filtration and chemical filtration, mechanical filtration is mainly used to prevent particle size less than 5μm inhalation of respirable dust, dust masks and often called a dust mask; chemical filtration primarily used to prevent toxic gases, vapors, inhalation of toxic fumes, etc., often referred to gas masks.

Gas masks: There are cartridges or canisters, another full face mask with half mask of the points, the commonly used anti-virus protection filter has a corresponding object, various models are coated with different colors, pay attention to its use.

Isolated respirators: works by the wearer's breathing organs and pollute the environment isolated from the input air or oxygen through the body to maintain normal respiratory protective devices. Used in hypoxia, toxic dust pollution is serious, life-threatening condition is unknown or workplace. Isolated respirators can be divided according to the form of self-contained air supply and a long tube types. SCBA owned gas source, is a portable, according to the gas source is divided into different oxygen breathing apparatus, air breathing apparatus, chemical oxygen respirator; longer requires the use of mechanical power respirator tube through the trachea into the air.

Hearing protectors: ear protectors including ear plugs, ear muffs, ear cap, its main function is to prevent noise hazards.

Protective Gloves: Mainly cotton gloves, also useful for new rubber or polyurethane gloves made of plastic dip. Gloves of different materials can be used for different workplaces, such as put solvents, oil resistance, paint, pollution, heat, cold-resistant gloves.

Protective paste film: In the gloves feel interfere with the operation of the cases, the available hand cream to prevent skin contamination membrane. Paste film generally by drugs, film formers, oil emulsified made after use with warm water and soap, can be used in place of using organic compounds, such as various solvents, paints and dyes operating room.

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