scope:

For our purposes, contamination control will be defined as the planning, organization, and implementation of all activities required to determine, achieve, and maintain a required cleanliness level in, on, or around the contaminee. The sources and physical attributes of contaminants most commonly encountered and the most recent analytical techniques and means of control are discussed in the following sections.

As pertains to this handbook, precision cleaning is defined as final or fine cleaning accomplished in a controlled environment to remove minute quantities of contaminants to better than visual standards.