Ключевые слова:
Gas-resistance tests|Tensile testing|Tensile strength|Flammability|Instructions for use|Masks (protective clothing)|Valves|Field of vision|Thermal resistance|Components|Test equipment|Protective clothing|Visors|Flow rates|Pipe connections|Grades (quality)|Safety devices|Ergonomics|Breathing apparatus|Fire tests|Performance testing|Pressure|Performance|Thermal testing|Leak tests|Marking