AIR

Breathing air quality test kits consisting primarily of compressor air and bottled air quality testing modules containing chemicals, total particulate test modules, and also test tubes and carry cases

Air compressors, electric vacuum cleaners, pneumatic vacuum cleaners

Air regulators, air filters for air tanks, air tanks, and bottled air carts consisting of air tanks, air regulators and air pressure gauges mounted on a portable metal-framed cart sold as a unit; air pressure gauges, breathing air quality test kits consisting primarily of compressor air and bottled air quality test instruments, total particulate test instruments, test tubes and carry cases; Alarms for the detection of inflammable gases; Portable area safety lighting devices for personal use for safety purposes

Ventilators, namely, ventilating louvers, ventilators for confined spaces; electronic ventilator blowers and portable ventilators for confined spaces, ventilating storage tanks, removing hazardous gases from air; industrial air filter machines; portable breathing air filters

Breathing air hoses not for medical purposes