For the most part, a cup means a cup â just measure out a cup of grapes or a cup of chopped carrots, and ta-da, you have your measurement. There are a few exceptions, though. 1  When it comes to salad, a cup is not a cup. 2  It takes 2 cups of leafy greens to equal 1 cup of vegetables.
You should never rinse with hydrogen peroxide to whiten your teeth! This will not only not whiten your teeth, but you can do significant damage to your gums and lining of your mouth. You can also disrupt the normal flora of bacteria in your mouth. If you want to whiten please see your dentist for options.
For example, whitening is any process that will make teeth appear whiter. This can be achieved in two ways. A product can bleach the tooth, which means that it actually changes the natural tooth color. Bleaching products contain peroxide(s) that help remove deep (intrinsic) and surface (extrinsic) stains.