-
✔ No sample collection required (swabbing typically seen at air travel check in)
Learn More✔ No sample collection required (swabbing typically seen at air travel check in)
-
✔ No chemical analyzers involved (sniffers and spectrometry)
Learn More✔ No chemical analyzers involved (sniffers and spectrometry)
-
✔ Close-proximity personal contact no longer necessary
Learn More