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Christine Johnson

Recent Posts

How Air Purifiers Protect Kids: Is Buying an Air Purifier Worth it?

Air pollution is known to contribute to many breathing problems, such as asthma in children.
November 25, 2018

Air Quality Index (AQI)

What Is the Air Quality Index? The Air Quality Index, more commonly known as the AQI, is an index for reporting daily air quality.
November 19, 2018


What Is HVAC? HVAC (Heating, Ventilation, and Air Conditioning) is a system used to make indoor spaces more comfortable inside.
November 5, 2018

What Is Climate Change?

Since the mid-nineteenth century, scientists have observed global temperatures steadily increasing.
October 29, 2018

4 Questions To Consider When Buying an Air Quality Monitor

Now that we’ve covered the basics, you are faced with some major questions and decisions to make.
October 24, 2018

Nitrogen Oxide (NOx)

What Are Nitrogen Oxides (NOx)? NOx is an abbreviation for nitrogen oxides. They are a family of seven poisonous, highly reactive gases
October 22, 2018

What Is Sulfur Dioxide (SO2)?

Sulfur oxides, including sulfur dioxide, is a group of air pollutants made up of sulfur and oxygen atoms.
October 8, 2018

What Is Ozone (O3)?

Ozone is a molecule that contains three atoms of oxygen (its chemical formula is O3).
October 2, 2018