The magnitude of an earthquake, usually expressed by the Richter Scale, is a measure of the amplitude of the seismic waves. The moment magnitude of an earthquake is a measure of the amount of energy released-an amount that can be estimated from seismograph readings.
Remove rust stains from virtually all surfaces you'll find in your bathroom. Restore porcelain bathtubs and sinks to their original condition, plus keep your toilet rust-free by using Iron Out Automatic Toilet Bowl Cleaner. Toilet Bowl and Water Tank Rust Stains â Use 1/2 cup (125 ml).
Mixing 1 cup of Borax with 2 cups of warm water and 1 tablespoon of lemon juice works wonders on rust. If you have old pots and pans that are rusted, you can add this solution, which should be like a paste, and let them sit for about 15 minutes. Rinse and then just scrub the rust away.