Avocados are high in fat. But it's monounsaturated fat, which is a good fat that helps lower bad cholesterol, as long as you eat them in moderation. Avocados have a lot of calories. The recommended serving size is smaller than youâd expect: 1/5 of a medium avocado (or 1 ounce) is 50 calories.
Why do transformers hum? Transformer noise is caused by a phenomenon which causes a piece of magnetic sheet steel to extend itself when magnetized. When the magnetization is taken away, it goes back to its original condition. This phenomenon is scientifically referred to as magnetostriction.
If the coils are dirty, the A/C blower and compressor will have to work harder to cool and dehumidify the air. That extra labor and stress will result in wasted energy and premature wear and tear on parts. Dirty coils are a primary cause of compressor failure in an air conditioning system.