technically no because diamond can cut anything
Impenetrable- The fort's defenses were thought to be impenetrable.
His skin was impenetrable, Impenetrable means difficult to get through such as a forest or your skin. the forest was impenetrable and it took me hours to get through.
His shield was made of an impenetrable material.
Edward Hargraves invented the rocker box
Brown Box was invented in 1967 or 1968.
The juke box was invented on November 23, 1889.
The man had impenetrable metal skin, incapable of being pierced.
Bwindi Impenetrable National Park was created in 1991.
Donald Walter Kirk invented the cable box.
Impenetrable is more of an Adjective, it's used to describe a trait, or as in Impenetrable, it's describing how something cannot be penetrated. Penetrate itself would be a verb.
The iron box was invented by Henry W. Seeley. This invention was invented in 1882. The iron box is called the clothes iron now a day!
The area of Bwindi Impenetrable National Park is 331 square kilometers.