字幕表 動画を再生する 英語字幕をプリント "A fatal accident in the chemical department of a local manufacture facility claim the of a worker." "Release at this production facility claims one life. Authorities say 5 others were taken to a nearby hospital." "A public works employee who was checking for a leak this morning was overcome by what is suspected to a lack of oxygen. Authorities say decaying material in the hole apparently caused the sewer death." Music When breathable air is replace by air born contaminates or oxygen deficient atomosphere it can creep up on you without warning. You can easily be caught off guard if you not wearing a respirator. Some times it takes years for the damage to show up and by then it's irreversible. Bottom line we all know respirators like these can be inconvenient at times or they can seem like a hassle to wear and you and I both know they can be hot and annoying when temperatures soar. But they can be vital to your survival. In the next few minutes we will show you why.
B2 中上級 米 呼吸器の保護 (Respiratory Protection Intro) 75 2 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