Answer: tracers

AnswerCrossword Clue
TRACERSInquiries of a sort.
tracersperson or thing that traces
tracersTRACER, one who traces (to follow the course of)
tracersany of various devices for tracing drawings, plans, etc.
tracersperson whose business or work is the tracing of missing property, parcels, persons, etc.
tracersinquiry sent from point to point to trace a missing shipment, parcel, or the like, as in a transportation system
TRACERSLost package inquiries
TRACERSBullets leaving trails
TRACERSPeople who outline
TRACERSVisible bullets
TRACERSDetectives
TRACERSTecs, at times
TRACERSInvestigative procedures
TRACERSLocators
TRACERSInquiries for missing letters, packages, etc.
TRACERSInvestigators.
TRACERSDetectives.
TRACERSKinds of bullets.
TRACERSLost-parcel inquiries
TRACERSSome bullets
TRACERSSlugs that leave trails
TRACERSLost persons seekers
TRACERSKinds of ammo that leave a trail in the air
TRACERSRadioisotopes used in medicine
TRACERSBullets with luminous trails
TRACERSShipping inquiries