4 ms·Is it sensible? Explosives can be in many items other than pagers and walkie-talkies.by yreg 2y agoIs it sensible? Explosives can be in many items other than pagers and walkie-talkies.michaelt 2y agoThe first rule of airport security is to close barn doors that horses have bolted through previously.lukan 2y agoLike most airport security, it is sensible to bring people a feeling of security, not being secure.