Final answer:
Technicians certified after passing the type 1 examination are able to service appliances containing 5 pounds or less of refrigerant that have been hermetically sealed and charged at the factory, such as small refrigerators and air conditioning units.
Step-by-step explanation:
Technicians certified to service after passing the type 1 examination are able to service appliances containing 5 pounds or less of refrigerant that have been hermetically sealed and charged at the factory. This includes appliances like small refrigerators, air conditioning units, and heat pumps that fall within the specified criteria. Technicians with this certification can safely handle and repair these types of appliances.