Cameron Richards, a probationary firefighter wears a gas mask in a morning training session of the LAFD Station No9 team at Skid Row on April 12,...
industrial safety worker wearing gas mask and high‑visibility gear at shipping container yard - 呼吸面罩 個照片及圖片檔運輸, 危險
group of frontline workers wearing ppe while working at the hospital during the pandemic - 呼吸面罩 個照片及圖片檔醫院
healthcare worker with acne and facial wounds occur from a medical mask after work for a long time in hospital. - 呼吸面罩 個照片及圖片檔體檢, 安全, 眼睛
Karya Lustig sprays a chemical mist into a hood as she fits and trains doctors and nurses on how to use the N95 respiratory mask at the La Clinica...醫院
Policemen and firefighters from New Jersey train with gas masks during a practice fire. They are training to fight fires caused by possible Axis air...第二次世界大戰, 歸檔, 消防員
