The condition where a person has two different eye colors is known as heterochromia.
The "gas bomb" created the illusion that the plane exploded.
The "Illusion of Choice" is a concept which creates the impression that several choices are available for selection, but in reality those "choices" lead to one inevitable outcome.
Cameron explains how the mysterious magician misdirected the gaze of law enforcement with respect to the "exploded plane" through a card trick known as a "deck flip".