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Title: olansi air purifier - PowerPoint PPT Presentation
Description: olansi air purifier Life is a miracle of nature, we humans even more so. However, for all of our own wonderful things, I am afraid that most people know very little. For example: How much air do people breathe in a day, how many times do they breathe?An adult breathes more than 20,000 times a day and inhales about 20 kilograms of air. One person takes in air evenly and weighs about 25 kilograms a day. It is more than 10 times more than the food and water consumed a day. About 1 kilogram of oxygen is used. olansi air purifier, air purifier manufacturer, air purifier factory – PowerPoint PPT presentation
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