Excellent
No significant effect. |
Very Good
A clearly discernible stain or loss of gloss, but
no change to the function, smoothness or life of
the work surface. |
Good
Objectionable stain or discernible deterioration
or etching of the work surface. |
Fair
Severe stain or moderate deterioration, pitting,
cratering or etching of the work material. |
Poor
Severe deterioration, pitting, cratering or etching
of the work surface material. |