Some fuels are used to better suit vehicles, while other types of fuels are used to reduce carbon emmision, e.t.c.
There are two magnesium molecules or 4 atoms
1. Antelope Canyon was formed by the erosion of Navajo Sandstone.
2. The appearance of water is determined
by the way the water molecules are moving.
3. Moist rising air near the Equator cools and condenses into clouds and, later, rain.