SERVING THE DFW METROPLEX “Family owned and operated since 1972” package units St. Lic. # TACLA019484E 214-742-7252 Glossary Environmental Agents Conditions other than indoor air contaminants that cause stress, comfort, and/or health problems (e.g., humidity extremes, drafts, lack of air circulation, noise, and over-crowding). Environmental Tobacco Smoke (ETS) Mixture of smoke from the burning end of a cigarette, pipe, or cigar and smoke exhaled by the smoker (also secondhand smoke (SHS) or passive smoking). Ergonomics Applied science that investigates the impact of people's physical environment on their health and comfort (e.g., determining the proper chair height for computer operators). Exhaust Ventilation HVAC term for mechanical removal of air from a portion of a building (e.g., piece of equipment, room, or general area). Air Conditioning and Heating Terms Facts to know about air conditioning and heating Contact Air Conditioning Repair Service faq about heating and a/c faq about heating and a/c Sala Air Conditioning has been serving the DFW area since 1972, providing commercial and residential heating and air conditioning. (Parts, Sales, Service, Installations, and Repairs) Home | Products | Services | Coupons | Contracting  | Contact  | Employment  | About Us   | Sitemap Air Conditioning and Heating Terms A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z E A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z E