Contaminant scanning system

摘要

A vapor collection system. The system includes one or more walls that define a chamber for receiving inspected items, at least one pipe adapted to eject a gas jet within the chamber, the gas jet being provided at an angle relative to a normal to the wall of the chamber, at the point at which the pipe enters the chamber, at least one tube adapted to remove gas samples from the chamber; and an analysis unit adapted to determine whether the gas samples include one or more particulates.