Next, we might have RFID chips embedded in shopping carts, shelves and her loyalty card that would identify the path she took through the store, what items she inspected but did not buy and so forth.

FORBES: Three Ways To Make Big Data Make Money

Hatfield said the oil return line is one of the items that is routinely inspected, but she did not say when it was last inspected or describe its condition at that time.

CNN: SHARE THIS

Suspicious items are screened with X rays--or ripped open and inspected.

FORBES: Start the Ground War