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.
Will your car run bad and make loud knocking noise if there is water in gas tank? Why is your gas meter making a squeaking noise? There can be many reasons why a gas meter is making a squeaking  noise. If the noise is accompanied by an odor of gas, you should  call the gas company right away. In many câ¦ases the noise is nothing  to be concerned about, but it can be annoying.