1.1. Refrigeration

Try these first

1. 1.

   What does refrigeration do?

   Hint

   Think about keeping items cold.

2. 2.

   Name one application of air conditioning.

   Hint

   Consider where you feel cool during summer.

3. 3.

   What is the primary purpose of refrigeration?

   • To cool items
   • To heat items
   • To keep items dry

   Hint

   Think about what refrigeration does.

4. 4.

   True or False: Natural refrigeration uses ice and evaporation.

   • True
   • False

   Hint

   Consider how early humans preserved food.

5. 5.

   Discuss how various refrigerants might affect the environment differently.

   Hint

   Look into GWP and ODP of different refrigerant types.

6. 6.

   Analyze the role of refrigeration in food safety and list recent advancements that have improved these systems.

   Hint

   Think about the systems in modern grocery stores.