KNOWLEDGE SCIENCE
1. The  cultural ‘microbial’ in milk
2. The cultural ‘Coliform’ in water and foods
3. The cultural ‘Bacillus’and ‘Clostridium’for canned foods
4. The cultural ‘Staphylococcus aureus ’ in foods
5. The cultural ‘ Salmonella and Shigella ’ in foods
6. The Cultural ‘Enteropathogenic vibrio’  in foods
7. The Cultural ‘Bacillus cereus ’ in foods
8. The Cultural 'Clostridium perfringens' in foods
9. Probable number of coliform organisms