we are the Oxygen, which is a chemical element with symbol O and atomic number 8 . physically, we are odorless and colourless as well as intangible. we will boil at -183'C and melt at -218'C. Chemically, for example, I always combine with 2 hydrogen to form water.
We were discovered by Carl Wilhelm in 1772. the word Oxygen comes from a Greek word that means "acid-former ' we can be used in the Medical aspect. For instance, we are used to help patients with breathing difficulties.
what will it be if oxygen began slowing disappearing?
oxygen constitute 45% of the earth crust, the water bodies will start to evaporate into the space there will be no water left on the earth that means no phytoplanktons fishes and sew creatures
the airplane engine can't function well or even stop working as it uses the internal combination
People will have hypoxia or may even die as the oxygen is not sufficient for them to survive.
the concrete buildings will start to collapse as oxygen helps to bind all concrete structures
at last, if the oxygen disappeared, the earth crust will start crumbling (breaking and falling apart to small pieces