who developed a process of heating food to kill the germs that spoil it?
Answer:
This process is known as pasteurization and was invented by Louis Pasteur.
Explanation:
The process is mainly used in liquids, by heating them up in order to kill any pathogen agents or "germs" that might spoil the food.
There are 3 types of pasteurization, depending on the temperature, time and method:
In general, pasteurization is mainly used for dairy products.