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| What would be an example of a small appliance as defined in the EPA Clean Air Act rules? |
| A) a hermetically sealed water cooler with a 2 lb. refrigerant charge |
| B) a self-contained walk-in freezer with a 60 lb. refrigerant charge |
| C) a 25 ton air conditioning system set up as a split plant with the condensing unit on deck |
| D) a 200 ton low-pressure centrifugal chiller for cargo-hold air conditioning |
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