Anchor: It is extremely important that these rules and regulations be known, understood, and complied with by all persons responsible for, or otherwise involved in performing the toxicity testing activities.
Entailed: Toxicity testing actives have rules and regulations that need to be followed.
Contradiction: There aren't any real rules when it comes to toxicity testing.
Contradiction: They went on and on about why the two people were such enemies.
Contradiction: A wax museum, gunfights, an opera house, a mini-train and a petting zoo can be found in the wild-West town.
Contradiction: He did not notice that it was rising with the motion of his lungs. 
Contradiction: men enjoy fishing