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Petrochemical Boilermaker
National Learning Corporation
The Petrochemical Boilermaker Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: welding; cutting; rigging; tubing and piping; fundamentals of boilers; construction drawings; and more.