21.   Security of the cards themselves is an issue, although the card manufacturers say the chip-imbedded cards are safer than cards using magnetic strips.

22.   She also says her cellular phone could double as a credit card when it has a magnetic strip built into it.

23.   Smart cards represent the next generation in payment cards, since the chip can store many times more information than the familiar magnetic strip.

24.   So he pasted the words on magnetic strips, cut them up and attached them to a cookie sheet.

25.   The ATM reads the information on the magnetic strip, including the electronic address of your bank, your account number there and your personal identification number.

26.   The cards have a magnetic strip similar to a credit card that can be encoded at token booths.

27.   The cards have built-in memory chips that store and retrieve information rather than magnetic strips with very limited functions.

28.   The cards will also have a magnetic strip on the back that contains the same information found on the face of the card.

29.   The cards can store more information than conventional cards, which store information in a magnetic strip, and provide greater intelligence and security.

30.   The current Metrocards, with a magnetic strip from which fares are electronically deducted at the turnstile, can be used only on subways and buses.