Cast-iron and steel surfaces are susceptible to becoming what on the surface?
hardness solid irritants acids orange heat Unsafe damaging
A B C D E F G H
Cast-iron and steel surfaces are susceptible to corrosion in the form of rust.
Cast-iron and steel surfaces are susceptible to becoming orange on the surface
Cast-iron and steel surfaces are susceptible to becoming what on the surface? (A) hardness (B) solid (C) irritants (D) acids (E) orange (F) heat (G) Unsafe (H) damaging