A chemical tracer was a substance that could be used to track down stolen items. It could be used to lace certain items, such as pieces of a private collection of valuables, after which they could be tracked via the use of a scanner.[1]
A chemical tracer was a substance that could be used to track down stolen items. It could be used to lace certain items, such as pieces of a private collection of valuables, after which they could be tracked via the use of a scanner.[1]