Fermentation VS Rotting. What's the difference ?

Fermentation :

Food fermentation is defined as it is a conversion of sugar and other carbohydrates into alcohol or organic acid & carbon dioxide. 

OR

Fermentation refers to the metabolic process by which normal glucose or organic molecules converted into the alcohol, acid or gases in absence of oxygen.

OR

Fermentation is a controlled biological reaction by yeast which digests sugar & starch and outputs alcohol, carbon dioxide and vinegar.

Rotting:

Rotting is defined as it is uncontrolled process of decay caused by bacteria or fungal action.

 

Fermentation :

• Increase the shelf life of food.
• Fermentation is a biological reaction caused by yeast.
• Fermentation is a controlled process with beneficial organisms.
• Fermentation foods are a type of preservation of food that prevents spoilage from happening.

Rotting :

• Rotting in fact kills the food.
• Rot is decay caused by bacterial action and not yeast.
• Rotting is all spoilage bacteria breaking down food.
• Rotting is harmful to your health and should not be eaten.