字幕表 動画を再生する 英語字幕をプリント asbestos we've all heard a lot about but what exactly is asbestos asbestos is amenable with some unusual characteristics asbestos has so many positive qualities that some people call it a miracle material is fireproof heat resistant lightweight resistant to most chemicals bacteria resistant sound absorbing and it doesn't conduct electricity products that contain asbestos can be very helpful but they can also be very harmful asbestos has hidden dangers that you need to know about while most rocks breakdown of the tiny particles like grains of sand asbestos breaks down into small fibers strands of rope these fibers can be so small that they're invisible to the human i'd in fact you would need a very powerful microscope to see them but even though asbestos fibers are tiny they have the strength of steel one of the problems and dealing with asbestos fibers is that you can't see them taste and or smell them but they are they're and if the fibers that are your body they can cause severe damage before the dangers of asbestos were fully known asbestos was used throughout the building and construction industry it was mixed in the plaster and wall board for strength and support sprayed on the walls ceilings and steel girders for fire proofing wrapped around pipes boilers heating ducts and other utility systems for insulation you can't even find asbestos in florence ceiling time so if you're a member of the custodial engineering or maintenance staff you need to know about the hazards of working around asbestos in fact the hazards of asbestos fibers are so serious that the occupational safety and health administration closure has issued a standard to train monitor and protect workers who could be exposed to s best is on the job for as a part of this training you'll learn the health effects and risks of long-term asbestos exposure how to recognize and deal with possible asbestos hazards considering how dangerous asbestos is and the fact that we may come in contact with it in many ways how can we limit our exposure you should know where asbestos is located in your workplace then you need to keep track of the condition of all asbestos materials you encounter and finally remember not to disturb materials that may contain asbestos unless absolutely necessary and then only if you have the proper training and equipment let's take a closer look at the first step nowhere asbestos is in your workplace remember asbestos has been used in many different kinds of building materials thermal system insulation has been the most common use in buildings built before nineteen eighty the heating system boiler utility pipes and ductwork may be covered with insulation the contains asbestos asbestos can also be found above some drop ceilings inspiration one sound proofing and fire proofing materials some types of composite materials such as plastered wall board impaneling contain asbestos fibers because they add strength but they're still lightweight asbestos can also be found in some types of floor tiles and ceiling tiles installed before nineteen eighty your facility has an asbestos management plan that lists of the locations of materials that contain asbestos this is the first place you should look for this kind of information you should also see warnings signs posted wherever asbestos is present if you don't see warnings were you suspect there is as best as talk to your supervisor if an area is posted as restricted do not answer unless you are authorized and i have the proper safety equipment if you ignore these warnings you could expose yourself to dean drew some ounce of especially its
B2 中上級 コンプライアンスと安全性によるアスベスト意識向上トレーニングビデオ (Asbestos Awareness Training Video by Compliance and Safety) 24 1 kuoyumei に公開 2021 年 01 月 14 日 シェア シェア 保存 報告 動画の中の単語