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 brake grinding is caused by worn down brake pads, immediate repair is vital. Once the brake pads become completely worn down, it can cause brake failure. Driving with worn down brake pads can also cause the caliper, drum or rotor damage which will end in costly repairs for the car owner. Another less common reason for brakes making a grinding noise is something becoming lodged in the caliper.