It contains 72 percent hydrogen, 26 percent helium and other elements like oxygen, carbon, neon, nitrogen, magnesium, iron and silicon.
Answer:
Avoid making multistory buildings and provides safety exits.
Explanation:
Avoid making multistory buildings and provides safety exits in every commercial and housing building are the solutions that could lessen the damage of potential earthquakes. High multistory building greatly damaged from the earthquake because the buildings can't bear high intensity of earthquake so they falls to the ground and cause great damaged. Safety exits are necessary for the safely evacuation of people from the buildings during earthquake or another natural disaster.
The answer is burning coal! Please forgive me if I get this answer wrong!
