I couldn't see where the words came from: undoubtedly a device concealed within his loose sleeves.
There could be no doubt that they were aware of it and could cherish no hope of escape, for the search had uncovered every weapon and device concealed in their clothes and on their bodies.
Even proponents of the technology concede the machines are not designed to detect so-called "booty bombs"-explosive devices concealed inside the human body.
"Perhaps, perhaps, but I found a listening device concealed in my confessional-" The priest's mouth became momentarily a thin angry line.
In the Shia militants' eagerness to analyse the prized drone, however, the fighters failed to detect an explosive device concealed within it, which was detonated remotely on Wednesday evening.
This laughter may not be a safety valve reducing tension, but a device to conceal an urge to violence.
The last bombing took place on September 6 when another explosive device concealed in a Speedway High School gym bag detonated in the parking lot of Speedway High School shortly after a freshman football game.
The perpetrator paid the bus fare and a few seconds later detonated the explosive device concealed underneath his clothes.
Flexibility arrangements and the devices of the market cannot conceal the enormous differences between countries.
The deceptively simple device concealed sophisticated circuitry used in cellular phones to lock onto a radio signal; a result was a $99 radio that sounded as good as models costing many times more.