The reason is that the small sharp and hard ceramic fragments induce scratches that pierce through the residual stresses of the glass.
Ceramic breaking windows.
Ninja rocks are broken shards of spark plugs that are formed by smashing the ceramic portion of the spark plug with a hammer or other large object.
The impact of the shard against the glass creates a tiny structural failing which rapidly spreads the tension through the rest of the screen causing it to break.
Ceramic window film blocks approximately 99 of the uv rays that penetrate windows.
They have no traditional association with the ninja or ninjutsu only being named.
Once the crack gets started it quickly spreads ceramic stones can easily be concealed by thieves.
In part 1 we learned porcelain from a spark plug can break glass but what about other porcelain like a toilet.
The hard ceramic fragments of broken spark plugs are great at breaking tempered glass.
Although effective spark plug fragments will not work all the time.
Spark plugs are made of aluminum oxide ceramic which is exceptionally hard.
This is a myth.
Does this only work on auto glass.
Several people have suggested that the charge of the glass and the ceramic from the spark plug create a spark that breaks the glass in an explosive way.
Among all the window tints ceramic window tints are the most expensive because of the benefits it has.
The ceramic could leave a scratch but that is all that would happen.
Uv rays are light rays that are harmful to the skin and can contribute to wrinkling sun damage and the development of skin cancer.
This would not work on most other types of glass.
Ceramic window tints can cost from a hundred dollars to almost a thousand.
This is one the most important health benefits of ceramic film.
It would also take extra effort before breaking windows coated with ceramic tints.