The answer to the question is True.
The most important approach for the nurse to use when applying a nasal cannula is TO MEASURE OXYGEN SATURATION.
Measuring oxygen saturation gives data about a person's overall oxygenation. Oxygen saturation is measured with the help of a Pulse Oximeter. It is a small device that is clipped to the finger to measure oxygenation.
Oxygen saturation refers to the fraction of oxygen-saturated hemoglobin as compared to the total hemoglobin in the body.
Answer is c. Natural gas.
Natural gas is a fossil fuel in liquid form that can be used as an energy source. It is found in subterranean reservoirs, often near oil deposits. It is non-renewable energy source. It takes very long time to renew. Natural gas is less pollutant as compared to coal and petroleum because when it's burned, it releases 25 % fewer greenhouse gases and pollutants. hydroelectric power, solar power and nuclear energy are renewable sources.