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What type of appliances are technicians certified to charge and open after passing the Type 1 examination?

Excessive running of a purge system on a low-pressure chiller generally indicates what condition?

Which of the following is NOT required for an appliance that is using an ozone-depleting refrigerant to be mothballed (thereby extending the leak repair deadline)?

Which of the following refrigerants has the lowest ozone depletion potential?

It is best practice to use dry nitrogen to break the vacuum when dehydrating by the triple evacuate method. However, it;

Which type of refrigerant is the most harmful to stratosphere ozone?

How long must a technician evacuating refrigerant from appliances with a full charge of more than 5 pounds and less than 50 pounds that are being disposed of keep records of the event?

What is the term used to describe the fact that a refrigerant blend has a range of bubble or dew points at constant pressure?

Which type of refrigerant typically HAS THE LOWEST WARMING POTENTIAL?

A 23-year-old female was admitted to the hospital for intravenous antibiotic treatment of pelvic inflammatory disease. The provider has ordered cefazolin (Ancef) to be administered every 8 hours. At what rate should the nurse infuse the medication if the pharmacy provides 1 g of the medication in 50 mL of 0.9% NaCl to infuse in 30 minutes? (Record your answer using a whole number.) _____ mL/hr