The etheric body and light body of the plant kingdom inhales oxygen and exhales carbon dioxide while humans and mammals inhale carbon dioxide and exhale oxygen in the nonphysical.

• 植物王国的的以太体和光体吸入氧气而呼出二氧化碳，而人类和哺乳动物在非物质体却吸入二氧化碳而呼出氧气。