mongrel dog thermal imager

bolometer camera canine creative device distribution dog energy heat heating hightech hightechnology hound image imaging infared infrared intensifier knowhow leakage luggage night nightobservation nightviewing ownerless pariah pidog pooch pyedog radiant rays school scientific sense sight smell snooperscope stray system technology temperature thermal thermo thermogram thermographic thermometer tramp truant ultrapholic uneven viewer vision waves