metal detection
Finding hidden weapons
Metal detection is the process of locating metallic objects using electromagnetic fields.
Security personnel use metal detection at airports and courthouses to screen for weapons.
Hobbyists practice metal detection on beaches and historic sites, searching for coins, jewelry, or artifacts: He took up metal detection after retirement.
- treasureValued wealth or keepsake
- buried treasureValuables interred for safekeeping
- goldElement seventy-nine
- coinsMetal money units
- beepingEmitting short tones
false signal · coil · signal · buried · digging · sweep · beach · scanner · find · relic · artifact · pinpoint · sensitivity · ground · hunting · pulse · ferrous · target
- Detection types
- securitysecurity guard, security cameras, alarm system, security system, lock
- security patrolsecurity guard, patrol, mobile patrol, guard dogs, foot patrol
- archaeologyexcavation, dig site, archaeologist, dig, archaeological digs
- food safetyfood safety, food hygiene, food handling, food poisoning, contamination
- forensic methodsautopsy, fingerprinting, DNA testing, forensics, ballistics
security screening method
metal detectionpat-down
Body search by touch
body search · strip search · frisk · visual inspection · chemical detection
metal, detection, metals, metallic, metallurgy, metallurgical, metalwork, metalworking, detect