Anchor: Unless aeration is initiated during the first 8 h of the test, the DO may be exhausted during an unattended period, thereby invalidating the test.
Entailed: Unless aeration starts in the beginning of the test, the DO will be used up and the test is invalid.
Contradiction: Unless aeration starts in the beginning of the test, the DO will be used up and the test is valid.
Contradiction: It has a coating on it to prevent any dust from settling on it.
Contradiction: Setting up a call center or placing notices in trade publications.
Contradiction: the asian men are robbers
Contradiction: Baby being held in a bathtub