Historical Overview of the Development of Respiratory Protection Devices in the Hungarian Fire Service and Civil Defence at the Turn of the 19th and 20th Century

Part 3, Oxygen – Isolation

Abstract

In the first and second parts of the article series presented the filter-like and filtering respiratory protective devices in the context of Hungarian firefighting and civil defence from the late 19^th century to the first half of the 20^th century. The third and final part introduces, the contemporary designs and capabilities of isolation and oxygen-based respiratory protective equipment, based on available literary knowledge. Additionally, it provides an overview of modern parallels with standardized compressed air devices and the current applicability of oxygen breathing apparatuses.