Answer:
a case study
Explanation:
A <em>case study</em> looks at all aspects of a particular case.
Fresh food restaurants like sushi restaurants, if it's not made the second the server says what the customer wants, they can get food poisoning. Some seafood restaurants have a time limit on how long they can take to make food.
Same with subway & bakeries, it has to be fresh, no waiting.
passivation is the answers
A toxic biological substance or disease-causing organism that is hazardous to the health of people is a biohazard.
