Anchor: The AC is typically injected at the lowest temperature available that is upstream of a particle-collecting device because experience has found that mercury collection is most efficient at lower temperatures.
Entailed: Mercury collection is most efficient at lower temperatures.
Contradiction: Injection happens downstream.
Contradiction: A cow runs around as onlookers watch
Contradiction: The 4 people walking on a path are outside.
Contradiction: A place to steal ideas and business strategies.
Contradiction: a kid is playing inside