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How much air do you
breathe in a lifetime?
Based on a life span of 70 years, the average human breathes
An average-sized hot-air balloon, capable of carrying three to five people, contains 616,000 gallons (2,800,000 liters) of air.
around 9.7 million cubic feet (275 million liters) of air.
US_098_099_309600_ICBT_Lungs.indd 98 19/12/17 12:57 pm
