9 Photographic cameras; camcorders; measuring devices, namely electronic-based instruments for measuring environmental parameters including humidity, mold, bacteria, air quality and water quality; monitoring instruments, namely, air quality measurement apparatus in the form of particle sensors, sensors for measuring formaldehyde, volatile organic compounds and carbon dioxide, and air testing instrumentation for monitoring contamination and pollution; electric control apparatus, namely, air quality control apparatus; detectors, namely, carbon dioxide detectors; air analysis apparatus; air pollution measuring devices being pollutant sensors; air temperature sensors; breathing masks being protective industrial respiratory masks; non-medical respiratory mask filters; filters for non-medical respiratory masks; protective industrial respirators for filtering air; protective industrial respiratory masks, other than for artificial respiration; anti-pollution masks for respiratory protection; protective face-shields for protective helmets; face protection shields, namely, protective industrial face shields; lenses for protective face shields; workmen's protective faceshields; dust protective masks; safety clothing for protection against accident or injury; clothing for protection against chemicals; protective clothing for the prevention of injury; clothing for protection against biological hazards, namely, for protection against chemicals; protective suits being clothing for protection against accident or injury; protective clothing especially made for laboratories; protective industrial shoes; protective industrial boots; head protection being protective head guards for industrial purposes; safety helmets; gloves for protection against accidents; protective industrial visors; safety goggles; pressure regulators being pressure gauges; pressure controllers for controlling the pressure of liquid, semi-liquid, and gaseous substances in industrial processes; pressure sensors; pressure measuring apparatus; air analysis apparatus, namely, air quality sensors; testing and quality control devices, namely, air quality sensors in the form of pollutant sensors; respiratory apparatus, other than for medical use, being protective industrial respiratory masks; downloadable software in the field of air quality monitoring; downloadable building management software for controlling building environment; downloadable machine control software for controlling air purifying apparatus; downloadable home automation software for controlling networked devices in the internet of things (IoT); downloadable environmental monitoring software for remotely monitoring environmental conditions within a building or facility; automatic dosage apparatus, namely, machines for dispensing pre-determined dosages of medication