"Ever since we entered this town, I've felt something strange. Why do we all feel increasingly fatigued, and our Physical Value consumption is so rapid?
Later on, I saw the high-pressure gas cylinder usage method from the store owner Robinson and learned that our bodies have also been replaced with mechanical parts, linking the cylinder, lungs, and Physical Value together.
But this also brought up a new problem, the air composition."
Li Cheng said casually, adjusting his lying position, reaching out to pull the surgical table's surrounding brackets toward himself.
Each bracket was fixed with a prism, a microscope, or a medical mechanical arm.
"In this world's atmospheric composition, from highest to lowest, is nitrogen, helium, argon, hydrogen, oxygen, and ozone. On Earth, the proportion of oxygen is replaced by helium.
