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What is the primary function of a membrane in membrane processing?

The main purpose of concentrating food products is to increase their water content and reduce their shelf life.

Food packaging pollution only affects water quality and has no impact on soil or air. 

Which components are part of a mechanical refrigeration system? (select all that apply)

BONUS QUESTION: What are some ways consumers can reduce the environmental impact of food packaging? (select all that apply)

Consumers can be one of the groups interested in the results of LCA. 

Which of the following are used to estimate energy demand (kWh) for cooling in life cycle assessments?

BONUS QUESTION: Which of the following best describes the environmental impact of aluminum production?

What is the primary purpose of the “hot-fill” process in food canning?

Freezing completely inactivates all microorganisms in food products.