发布时间:2020-08-19 08:08:50人气：次
What is ozone
Ozone is a molecule (O3) formed by the combination of three atoms of oxygen (o). Ozone is also known as superoxide or hyperoxia, molecular symbol O3, English name ozone. When its concentration is high, it is light blue. The earliest time is 1785. After thunderstorm, van Marum of Germany found that the air was particularly fresh. Because of its unique grass flavor, ozone was known to exist. In 1840, schorbein was named "ozone". "Ozone" means fresh air
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