20.000 liters of air every day 60L of air per minute breathe source How Much Air Do We Breathe? USA - California Env Protection Agency research http://www.arb.ca.gov/research/resnotes/notes/94-11.htm a study breathe https://www.arb.ca.gov/research/resnotes/notes/94-11.htm USA - California Env Protection Agency research breathe http://www.arb.ca.gov/research/resnotes/notes/94-11.htm breathe USA - California Env Protection Agency research 10000 liters of air respiriamo 20.000 liters of air every day http://www.arb.ca.gov/research/resnotes/notes/94-11.htm breathe http://www.arb.ca.gov/research/resnotes/notes/94-11.htm site www.arb.ca.gov/research/resnotes/notes/94-11.htm USA - California Env Protection Agency research A recent study by the California Air Resource Board 60L of air per minute