What masks should operators wear when exposed to toxic fumes?
A gas mask is no use unless a gas mask
Protection of harmful gases and particulate matter. Therefore, it is necessary to know what is called toxic smoke, whether it is poisonous gas or harmful particles. Or both.The poisonous and harmful gas can be synthesized by the poison box or the medicine, and the non-toxic and low toxic state can be ensured to ensure the safety of the wearer.The poisonous and harmful particles are captured by the principle of electrostatic adsorption. The particles are captured by filtering cotton to achieve the effect of purifying the air.
1, choose double mask type.2, choose the appropriate level of use of cartridge. Low protection will cause physical harm. If the working environment has smoke and dust, it is recommended to choose a smoke proof integrated gas filter box or to put a pre filtering cotton on the filter cartridge. Harmful particle, choose KN100, KP100 grade filter cotton protection.3, choose silicone material is more comfortable. Suitable for long wear, not easy to cause allergic reactions. A mask with a high hardness can easily cause a facial impression.4, mask size, this is extremely important. Don't buy masks that are commonly known as universal models. Easy leak.5 、 mask with full mask and half mask. One of the most commonly used semi masks, covering the nose and mouth, covering the mouth, nose and jaw 2 kinds, it is recommended to use the latter, relatively comfortable.6, it is recommended to choose smooth breathing mask. Some use dual cartridge design, relatively smooth breathing.
The dust of the road: gas mask and protective effect, depends on 2 aspects. First, the protection level of the filter cartridge. The two is the tightness of the mask combined with the face.Therefore, the mask must be divided into size, size and size of the mask and face fitting effect varies from person to person.The dust of the road: scientific selection after GB2890-2009 certification of gas masks, helps to prevent the harmful gas harm. Select dust masks that are certified by the GB2626-2006 standard to protect against harmful particles.
