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smog alert

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smog alert
nSmogalarm m


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Her idea came about after reading how common air purifiers can leak harmful levels of ozone, so she tested several models and found that some were emitting levels equal to Stage 3 smog alerts.
Meanwhile, many people found their own solutions to the frequent smog alerts that occurred in the 1950s and 1960s, such as this man, bottom left, who is wearing a gas mask.
In fact indoor air quality under the right (actually wrong) conditions, can be as bad or worse then many major metropolitan cities during a smog alert This article is long over due so let's recap just a bit.
 
 
 
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