If you add pva glue (or mod Podge) to the paint first or if you paint a couple of layers of it over the paint it shouldn't scratch.
The film has a dried silver emulsion on it which can be scratched and scraped if exposed to everyday handling. The plastic case is just there to hold the film in place and protect it from being scratched. The emulsion is on the reverse side, closest to your body, so nothing can touch it while it's in the case.
No, but it is one molecule away from being plastic.
By coating the iron with a protective layer would prevent the iron from being in contact with the moisture and oxygen in the air. However, if part of the protective layer is scraped off, the iron would rust.
Some labs store the refractometer with a piece of tissue in the prism assembly to keep the prism glass from being scratched.
Table mats are used to prevent hot plates at the dinner table from scorching the table's polished surface. Cane and plastic is used to insulate and prevent damage to the table. The plastic used must be of a quality designed to withstand the heat. Cork table mats are also used, with or without a metal surface. Other materials are used as well: wood, for instance.
because it protects the screen from being scratched or damaged
yes,by using a rubber,plastic and etc.
yes,by using a rubber,plastic and etc.
The film has a dried silver emulsion on it which can be scratched and scraped if exposed to everyday handling. The plastic case is just there to hold the film in place and protect it from being scratched. The emulsion is on the reverse side, closest to your body, so nothing can touch it while it's in the case.
Hardness
hardness
No. There is nothing scratched into the moon. There is a possibility that there is still some form of humans being there.
PS2 use DVD and not CDs, but being scratched only stops them from playing
Hardness.
Plastic is a bad conductor of electricity. Metals are good conductors of electricity. You get the metal wires coated by plastic. So when you touch the wire, you do not get the electric current. This nature of the plastic protects you from getting electrocuted.
Diamond
CD's have covers so that they don't get scratched, and a cover protected them from being scratched. If a CD becomes scratched too much, it will no longer be able to be read.