204. What is true concerning highly contaminated refrigerant recovered from burned out small appliances?

The recovered refrigerant should be sent to a designated reclamation facility for processing.
The recovered refrigerant may be blended with new refrigerant for eventual re-use.
The recovered refrigerant may be used to clean out systems that have suffered from a burn-out.
The recovered refrigerant must be destroyed by the refrigeration technician.

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