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.
First, let's learn a little bit about refrigerators. 1  Your refrigerator should be set to a temperature of 40 degrees Fahrenheit or below to 32 degrees Fahrenheit. 2  Always cover food in your refrigerator. 3  The cool temperatures in the refrigerator slow down the process of enzymes in the food and slow down bacteria reproduction.