Description: DSA Detection manufactures and distributes its own brand of compatible DHS approved consumable products used in the operation and maintenance of Smith Detection and Morpho Detection electronic trace detection (ETD) instruments operated by homeland security agencies and the military. DSA also manufactures precise training aids and test articles that verify security checkpoint x-ray and walk-through metal detector systems properly detect IEDs and weapons. Our superior products and services coupled with DSA???s in-depth ETD and threat recognition training make DSA your best single source for all your checkpoint needs.