ШБ-2 Лепесток.jpg
en
ШБ 2 Лепесток, Air-purifying respirators, Occupational diseases, Equipment of individual protection of respiratory system, Workplace safety of Russia
commons
ja
2 епесток、空気清浄呼吸器、労働病、呼吸器個人保護装置、ロシアの職場安全
commons_translated
respiratory disease purify occupational disease purifier respiratory system respiratory