1.   An SDMI-compliant device will detect the change and refuse to play back the file.

2.   A density measuring device can detect hidden compartments in tractor trailers, such as a false ceiling or wall.

3.   By inserting specially programmed cards, the device could detect almost any substance, he contends.

4.   In addition to hunting down nuclear weapons, Banks said, the devices can detect radioactive waste that has been mixed with other cargo.

5.   In most patients the device detected something other than ventricular fibrillation and advised that there be no shock.

6.   Naturally, given the task at hand, neither Sandia nor the FAA will reveal what types of explosives the device detects or its sensitivity.

7.   Now, if her heartbeat goes amok, the device detects it within seconds and, with a bolt of current, shocks it back to normal.

8.   Positioned throughout the house, the devices can detect things like changes in temperature, broken glass and fluctuations in sound waves.

9.   Schmidt says his device can detect up to four people buried in one spot and can pick up heart and lung signals up to three yards away.

10.   Such a device can detect cracks, dents and corrosion.