Anchor: In addition, because of existence of corrosive zones, preference is often given to the use of large-sized sheets that minimize welding.
Entailed: Large sizes of sheet metal are preferred to minimize welding 
Contradiction: Sheet metal isn't preferred 
Contradiction: A little boy drinking 12,000 gallons of orange juice.
Contradiction: Automobile and light-duty truck manufacturers can volunteer to comply with tailpipe standards that are more strict than EPA can mandate at this time. 
Contradiction: Those things are right ugly! he yelled.
Contradiction: It's frequently handy for situations like that.