A fossil fuel is a fuel formed by natural processes, such as anaerobic decomposition of buried dead organisms, containing organic molecules originating in ancient photosynthesis that release energy in combustion.
※発音注意 buried べりーど combustion こんばすちょん
Decomposition is the process by which dead organic substances are broken down into simpler organic or inorganic matter such as carbon dioxide , water, simple sugars and mineral salts.
Reduction is a chemical reaction that removes oxygen.
Neutralization is a chemical reaction in which acid and a base react quantitatively with each other.
5. exothermic reaction→発熱反応
Exothermic reactions usually release heat and entail the replacement of weak bonds with stronger ones.