Medical technicians include: 1  Cardiovascular technicians, whose duties involve performing echocardiograms, or sonograms of the hearts of patients. 2  Dialysis technicians who are trained to operate dialysis equipment for people with failing kidneys.
1 Maintain your refrigerator between 34Â°F and 40Â°F. Refrigerator thermometers are available to help monitor the temperature inside the appliance. See more on thermometers.  Use food quickly, and don't expect food to remain high-quality for the maximum length of time.
What is a Safe Refrigerator Temperature? Question: I'm worried that my refrigerator isn't as cold as it should be. Answer: Itâs important to keep the temperature of your refrigerator at or below 40Â° F. Of course, you donât want to go to the other extreme and be confronted with frozen milk every morning.