After you complete your 8,000 hours* of apprentice training and pass your
journeyman's test, you will be eligible to procure the items in the
following kit:

http://www.popularmechanics.com/home...o/4287807.html

Licensing may be optional, depending on your jurisdiction.

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* Or one hour's of experience 8,000 times. The plumbing board doesn't care.