Indoor Air Pollutants

  _{critical observation or examination}

• prestigious /preˈstɪdʒəs/

•  deplorable /dɪˈplɔː.rə.bəl/

• scrutiny/ˈskruːtəni/

• outcry/ˈaʊt.kraɪ/

Radon gas is most harmful to which part of the body?

• Eyes

• Heart

• Lungs

• Kidneys

How does an exhaust fan work to reduce indoor pollution?

• reduce cigarette smoke

• Air circulation and CO2 exchange outside and supply fresh oxygen from outside into the house

• exchange oxygen to the outside

• May cause coughing and asphyxiation

smoke,gas,or something similar that smells strongly or is dangerous to breathe in 

•  fumes/fjuːmz/

• culprit/ˈkʌl.prɪt/

• amend /əˈmend/

• marked(adj)

Is indoor air pollution harmful?

• YES

• NO

Which plants not only help to brighten a room, but also improve indoor air quality?

• Weeping fig.

• English ivy

• Chrysanthemums.

• All of the above

What is the ideal humidity level inside a home?

• Below 30%.

•  Between 30% and 50%

•  Between 50% and 70%.

• Above 70%.

asthma /ˈæs.mə/

• A chronic allergic disorder characterized by episodes of severe breathing difficulty, coughing, and wheezing

• to not continue with a system or plan

• Deeply regrettable; unfortunate

• to soak up or take in 

True or False: Second only to smoking, radon is the leading cause of lung cancer in the United States.

• True

• False

air pollution by a mixture of smoke and fog

•  air pollution /pəˈluːʃn/

• smog /smɒɡ/

• scrap (v) /skræp/

• absorb /əbˈzɔːb/