11. Infrared linescan, an early form of thermal imaging was generally used at night. 12. Stadiametric range-finders were successively replaced by light-intensification, and thermal imaging equipment. 13. Thermal imaging devices were dispatched to airports and border gates to screen passengers.14. Aerosol of burning phosphorus particles is an effective obscurant against thermal imaging systems. 15. Thermal imaging would be the most reliable one tho there are other options.16. Firefighters used thermal imaging equipment to pinpoint the train's location within the tunnel. 17. A thermal imaging camera is trained on the person who is answering questions. 18. The view of the eruption from ��r�lfsfel also includes a thermal imaging camera. 19. Some used breathing apparatus and thermal imaging equipment because of the thick smoke. 20. It also incorporates a day or night thermal imaging system.
