Related by context. Frequent words. (Click for all words.) 80 X ray machine 65 X ray machines 61 x ray 60 X ray 57 scanner 56 metal detector 56 scanners 52 CT scanner 50 metal detectors 50 MRI scanner 50 baggage screening 47 x rayed 47 body scanners 46 detector 45 ultrasound 45 Scanners 43 scan 43 scans 43 x rays 42 X ray imaging 42 magnetometer 42 detectors 42 CT scan 41 PET scan 41 CAT scan 41 endoscopes 41 scanning 41 CT scanners 41 linear accelerator 41 luggage 41 X rayed 40 digital mammography 40 positron emission tomography PET 40 motion detector 40 microscopes 40 scanned 39 imager 39 endoscope 39 radiation detectors 39 checkpoint 39 checked baggage 39 imagers 39 CT scanning 39 MRI 39 magnetometers 39 screener 39 CT scans 38 photocopier 38 X rays 38 sniffer dogs 38 electron microscope 38 computed tomography CT 38 vending machine 38 maternity ward 38 imaging 38 fluoroscopy 37 radiography 37 screeners 37 endoscopy 37 Ultrasound 37 suitcase 37 MRI scans 37 CAT scans 37 TSA 37 isolation ward 37 airport 37 briefcase 37 X ray technician 37 sniffer dog 36 infra red 36 Scanner 36 bomb sniffing dogs 36 backscatter 36 echocardiogram 36 TSA screeners 36 magnetic resonance 36 tomography 36 angiography 36 Schiphol 36 surgical instruments 36 neonatal unit 36 Polyclinic 36 thermal imaging camera 36 computed tomography 35 angiogram 35 thermos 35 drug sniffing dogs 35 screening 35 hospital 35 fingerprint 35 checkpoints 35 PET scans 35 MRI scan 35 washroom 35 ultrasound imaging 35 sniffing dog 35 magnetic resonance imaging 35 autoclave 35 machines 34 suitcases 34 cargo containers