Effects of good ventilation
- Availability of sufficient fresh air for breathing or life.
- Removing oxygen deficiency from a confined space.
- Removal or dilution of carbon dioxide and other air pollutions.
- Decrease in environmental heat or temperature.
- Maintaining metabolic body temperature or heat balance.
- Removal of air contaminants (dust, gas, fumes, mist etc) from work room.
- Maintaining room temperature for comfort.
- Providing desired air conditioning (cooling or heating).
- Removal of body odour and bad smell from the room.
- After heavy physical work, evaporating body sweating and making the body cool.
- Decreasing discomfort and distress.
- Maintaining efficiency of work.
- Decreasing chances of accidents and maintaining safety and productivity.
- Providing better job satisfaction and good attitudes.
- Increasing cooling rate of hot vessels or hot substances.
- To maintain overall comfortable working conditions and
- To help compliance of statutory provisions and standards.
Effects of bad ventilation
- Non availability of fresh air for life.
- Discomfort due to increase in body heat and process heat.
- Increase in body stress and strain.
- Increase of air contaminants.
- Increase in chances of accidents, poor efficiency and lower production.