The major function of a Heating, Ventilation, and Air- Conditioning (HVAC) system is to assist control and manage good interior air quality by ensuring that there is enough ventilation with filtration and offer comfortable room temperatures. Always there is a need to ensure safety measures are put in place and the people involved in the day to day operations are made aware of these measures. The operators of HVAC systems are often exposed to many hazards that could have a negative impact to their health. This paper therefore focuses on the health hazards exposed to such individuals as HVAC/ Continue reading...