induration. 1. the process of hardening or being hardened.
1 They're weak against the Ice and Water types in reference of erosion, which cause this elements to the ground. 2  They're immune against the Electric type because in real life, the ground is a natural sink of electrons.  The Bug type resists them because many bugs like worms live inside the ground and many of them eat it.
HOW STRONG IS DRYWALL? About 10 years ago I organized a field trip to a drywall factory. I took my employees, my father, the owner of the local drywall yard, and thatâs about it. Turns out visiting a drywall factory is not at the top of most peopleâs list like it was on mine.