Indoor Air Quality

What is the most common complaint related to indoor air quality?

• Fever

• Headache

• Chest pains

• Fatigue

Answer explanation

The most common complaint related to indoor air quality is not fever, but rather headache. Headache is often reported as a symptom of poor indoor air quality due to factors like pollutants or inadequate ventilation.

What can cause odor and diseases in a Heating, Ventilating and Air Conditioning (HVAC) system?

• Pollen

• Chemical fumes

• Micro-organisms

• Dust particles

Answer explanation

Micro-organisms can cause odor and diseases in a Heating, Ventilating and Air Conditioning (HVAC) system.

Which disease is caused by bacteria found in the HVAC system and can be similar to pneumonia?

• Tuberculosis

• Legionnaire's disease

• Influenza

• Malaria

Answer explanation

Legionnaire's disease is caused by bacteria found in the HVAC system and can be similar to pneumonia, making it the correct choice.

What is recommended if there is suspicion of the existence of a microbial or allergen in the HVAC system?

• Spray air fresheners

• Seek professional advice for sampling and identification

• Ignore it

• Increase the temperature

Answer explanation

Seek professional advice for sampling and identification is recommended if there is suspicion of the existence of a microbial or allergen in the HVAC system.

What can cause allergic reactions in the HVAC system?

• Filtered water

• Hair and litter

• Fresh air

• Sunlight

Answer explanation

Hair and litter can cause allergic reactions in the HVAC system by accumulating and circulating allergens throughout the air.

Asbestos

• is used for insulation

• can be easily removed and treated

• can be a problem in new construction

• causes skin irritation, nausea, and fatigue

Tags

NGSS.MS-PS1-3

Indoor Air Quality is

• Quality of air outside buildings

• Quality of air inside buildings

• The air quality around us

• The quality around us

What does IAQ stand for?

causes of Indoor Air Quality Problems are:

• Has good ventilation system

• Efficient air conditioning

• Inadequate fresh air

• High amount of pollutant & contaminant

What is a common source of indoor air pollution that can affect air quality?

• A) Houseplants

• B) Cooking appliances

• C) Sealed windows

• D) Hardwood floors