Glossary of Indoor Air Quality & Pollution Terms & Definitions

Air Supply Heating and Air Conditioning is a full service HVAC contractor that caters to commercial businesses and residential homes in the Greater Las Vegas, Nevada area. We are completely certified, licensed, and insured to provide our professional expertise and services at affordable prices within the community. Our technicians are skilled, experienced, and trained as well as have the necessary credentials to perform the services we offer. Additionally, Air Supply Heating and Air Conditioning exclusively uses high-end products and equipment to ensure our valued customers receive nothing less than maximum results. With Air Supply Heating and Air Conditioning you will experience traditional values family-friendly customer service and superior execution on all services rendered consistent.

Glossary of Indoor Air Quality & Pollution Terms & Definitions

Air Supply Heating and Air Conditioning extends customer service to our online customers. In an effort to assist you on understanding some of the phrases and keywords heard in the industry and our glossary compilation for this section specifically centers on the indoor air quality.
Aerosol: A dispersion in air of liquid droplets or solid particles, which has the ability to remain suspended in air for some period of time.
Antimicrobial: An agent that kills microbial growth.
Bacteria: Members of a biological classification, Protista, is a one-celled organism. Bioaerosol: Biological material in aerosol form, such as microorganisms or body fluids
Breathing Zone: The space in a room, in which the occupying residents breathe.
Disinfectant: Registered by EPA for public health use, disinfectant is one of three groups of antimicrobials. A disinfectant that destroys or irreversibly inactivates infectious or other undesirable organisms, but not necessarily their spores is considered an antimicrobial by the EPA. Registering three types of disinfectant products based upon submitted efficacy data, the EPA includes: limited, general or broad spectrum, and hospital disinfectant
Ergonomics: Science that investigates the impact of people’s physical environment on their
Fungi: A unicellular or multicellular organisms which do not carry out photosynthesis. Examples of fungi include; mushrooms, yeasts, and molds.
Hypersensitivity Diseases: Allergic responses to pollutants characterized by diseases. The most common hypersensitivity diseases associated with indoor air quality are asthma, rhinitis, and hypersensitivity pneumonitis.
Microorganisms: Too small life forms that can only be seen with aid optical enhancing device.
Microbiological: A branch of biology dealing with microorganisms and the adjective for describing anything which pertains to Microbiology.
Off-Gassing: Release of gases such as organic vapors.
Pollutant Pathway: The route of an airborne contaminant from a location into the occupant’s breathing zone through architectural or mechanical entry points.
Sanitizer: Registered by EPA for public heath uses, a sanitizer is one of 3 groups of antimicrobials. EPA considers an antimicrobial to be a sanitizer when it all the microorganisms on a treated surface, however, do not necessarily eliminate them. At least 99.9% reduction in the number of each test organism over the parallel control for a product must show a reduction to be a registered sanitizer.
Soil Gases: Emitting from the ground, the gases then enter a building.
Sterilizer: Registered by EPA for public health uses, sterilizers are 1 of 3 groups of antimicrobials. To be considered an antimicrobial sterilizer by the EPA, it must destroy or eliminate all forms of bacteria, fungi, viruses, and their spores.
Tracer Gases: Compounds that are used to identify suspected pollutant pathways and to quantify ventilation rates, such as such as sulfur hexafluoride, are detected qualitatively by their odor or quantitatively by air monitoring equipment.
Viruses: Considered part of the microbial world, viruses are really not organisms because they are not cells but actually a piece of genetic material protected by a surrounding protein coat.
Volatile Organic Compounds (VOCs): Compounds that vaporize, or become a gas, at room temperature, and in sufficient quantities they can potentially produce eye, nose, and throat irritations, headaches, dizziness, visual disorders, and memory impairment.