C=C, the double carbon bond creates a kink in the chain of carbons, and prevents the fats from stacking neatly and forming a solid. The double carbon bonds present in canola oil are why it is a liquid at room temperature, while the lack of such bonds in butter allows for the molecules to lay flat on one another, making butter a solid.
Natural gas
explanation:
solar power, coal, and petroleum are used to power things (i.e. produce electricity)
I know carbon dioxide is, I don’t think oxygen and water vapour are. I don’t know the others, sorry