$1.$The mechanism of

electrochemical corrosion?

$2.$ The generalized anodic

polarization curve of passivating

metals, critical potentials, and

currents?

$3.$ Principles of anticorrosion

alloying?

$4.$ How the corrosion media

can be treated to reduce metal

corrosion?

$5.$ The classification of coatings

and methods of their formation?