The body needs a way to get oxygen in and carbon dioxide out, which is through diffusion. When blood returns to your lungs from the body, it has a lot of carbon dioxide and no oxygen. The carbon dioxide concentration is much greater in your blood than the alveoli.
What Will a 10,000 Watt (10 kW) Solar System Cost in Your State in 2017? 10kW solar systems are among the most popular solar energy system sizes in the country, producing enough electricity to power a home with slightly above-average electricity consumption.
How many watts does a house use? The specific watts of electricity used by a standard home depends on a number of factors, including the amount and types of electrical devices in use. The average American home consumed approximately 10,837 kilowatts of power in 2012.