Indoor Air Quality Insights

What is a common method used for biological sampling in air quality testing?

• Gas chromatography

• Culturing on agar plates

• Polymerase chain reaction (PCR)

• Infrared spectroscopy

Which type of air quality monitor measures particulate matter using light scattering?

• Electrochemical sensors

• Laser particle counters

• Photoionization detectors

• Solid-state sensors

What is the primary purpose of ventilation systems in maintaining indoor air quality?

• To cool the indoor environment

• To introduce outdoor air

• To circulate and filter indoor air

• To control humidity levels

Chronic exposure to poor indoor air quality can lead to which of the following health effects?

• Asthma

• Dermatitis

• Myopia

• Osteoporosis

Which regulatory agency in the United States is responsible for establishing indoor air quality guidelines?

• Environmental Protection Agency (EPA)

• Occupational Safety and Health Administration (OSHA)

• Centers for Disease Control and Prevention (CDC)

• National Institute for Occupational Safety and Health (NIOSH)

What does a carbon dioxide monitor measure in the context of indoor air quality?

• Combustion efficiency

• Occupancy levels

• Air freshness

• All of the above

Which type of sensor is commonly used to detect volatile organic compounds (VOCs) in the air?

• Metal oxide semiconductor

• Infrared sensor

• Ultraviolet sensor

• Catalytic sensor

What is the main advantage of using real-time air quality monitors?

• They provide historical data analysis.

• They are less expensive than other methods.

• They offer immediate detection and readings.

• They do not require calibration.

Which ventilation system strategy is specifically designed to reduce energy consumption while maintaining air quality?

• Natural ventilation

• Demand-controlled ventilation

• Constant air volume systems

• Variable air volume systems

What is the term for the smallest particles that air quality monitors can measure, which are often the most harmful to human health?

• Respirable suspended particles (RSP)

• Particulate matter (PM10)

• Fine particulate matter (PM2.5)

• Ultrafine particles (UFP)