Difference between Pasteurisation and Sterilisation
No. |
Pasteurisation |
Sterilisation |
1. | This process of Pasteurisation is discovered by the Louise Pasteur. | This process of sterilization is discovered by Nicolas Appert. |
2. | Products which are pasteurized have short life. | Products which are sterilized have long life. |
3. | A process where heating at proper temperature occurs to kill pathogenic bacteria is known as Pasteurisation. | A process where destruction of all microorganism spores and destruction of all microorganisms takes place is known as Sterilization. |
4. | Shelf life of the pasteurized product is shorter. | Shelf life of the sterilized product is longer. |
5. | In the Pasteurization process, partial destruction of microorganisms takes place. | In the sterilization process, complete destruction of microorganisms takes place. |
6. | Additional methods like freezing or refrigeration for the preservation is essential in pasteurisation process. | Additional method for the preservation is not necessary in sterilization process. |
7. | Pasteurization process is applied in the food industry. | Sterilization process is applied in the medical surgery, microbiology, packaging industry and food industry etc. |