Given the following revision history block, with characteristics labeled 1 through 5, name and completely identify each characteristic in the space provided.
1. Zone. This compartment is only used if the drawing includes zoning and specifies
the location of the revision.
2. Revision. The revision letter or number is found in this location, such as A, B, C, or
D.
3. Description. Gives a short description of the change.
4. Date. Provides the day, month, and year on which the engineering change is ready for release to production.
5. Approval. The initials of the person approving the change and the optional date.
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