Maryland Journeyman Plumber Vocabulary Game
Exam terms with clues and explanations by OpenExamPrep.
About the Maryland Journeyman Plumber Vocabulary Game
A free word game for the Maryland Journeyman Plumber exam. Each round shows a clue for one of 20 exam terms across 9 topics. Recall the term, spell it out, then read a short explanation. Rounds pick a random term, so you can keep playing as long as you like.
How to Play
- 1Read the clue and type a term with the right number of letters (3 to 6). Abbreviations count: type the letters only.
- 2Press Check Answer or Enter. Each letter changes color to show how close you are.
- 3You have 6 tries. Stuck? Need a hint? asks the AI tutor for a nudge without giving the term away, and Skip moves to a new term.
- 4After the round, read the explanation, ask the AI to explain it, share your result, or press Next.
- ARight letter, right spot
- AIn the term, wrong spot
- ANot in the term
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Topics in the Maryland Journeyman Plumber Vocabulary Game
Plumbing fundamentals
Materials and specifications
Traps and interceptors
Plumbing fixtures
Water supply systems
Backflow prevention
DWV systems
Plumbing mathematics
Fuel gas systems
Sources for these terms (10)
- 2024 International Plumbing Code — Chapter 2 Definitions · Source checked 2026-11-03
- 2024 Uniform Plumbing Code (IAPMO/ANSI UPC 1-2024), read-only edition · Source checked 2026-11-03
- Cross-Connection Control Manual (EPA 816-R-03-002), Appendix F Glossary · Source checked 2026-11-03
- Use of Lead Free Pipes, Fittings, Fixtures, Solder, and Flux for Drinking Water — US EPA · Source checked 2026-11-03
- 2024 International Plumbing Code — Section 604.9 Water hammer · Source checked 2026-11-03
- 2024 International Plumbing Code — Section 608.1 General and Table 608.1 · Source checked 2026-11-03
- 2024 International Plumbing Code — Section 912.1 Horizontal wet vent permitted · Source checked 2026-11-03
- 2018 International Fuel Gas Code — Chapter 2 Definitions · Source checked 2026-11-03
- 2018 International Fuel Gas Code — Section 408.1 Slopes · Source checked 2026-11-03
- 2018 International Fuel Gas Code — Section 406.7.1 Piping systems required to be purged outdoors · Source checked 2026-11-03
About the MD Plumber Exam
Maryland's Journey Plumber/Gas Fitter exam is a 100-question, open-book PSI exam with 240 minutes and a 70% passing score. Gas appliances and piping make up 40 questions; the rest cover plumbing fundamentals, materials, traps, fixtures, water supply, backflow, drain, waste and vent systems, and plumbing math.
Exam sponsor: Maryland Board of Plumbing. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Questions
100 questions
Time Limit
240 minutes
Passing Score
70%
Reported exam pass rate: ~55-65%. This describes exam candidates, not OpenExamPrep users or results from using our resources. Exam sponsor website
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Official sources
Frequently Asked Questions
Is the MD Plumber vocabulary game free?
Yes. The game is free to play with no sign-up. Signing in adds AI explanations for any term.
How does the MD Plumber vocabulary game work?
Each round shows a clue for one of 20 MD Plumber terms. Guess the term in six tries: green means the right letter in the right spot, yellow means the letter is in the term but in another spot, and gray means it is not in the term. After the round, read the explanation and play the next term.
Where do the MD Plumber terms come from?
OpenExamPrep researched each term from the Maryland Board of Plumbing content outline and primary sources, listed under Sources on this page. The game is independent study material, not an official exam resource.
How hard is the Maryland journeyman plumber exam?
It has 100 questions in 240 minutes and needs 70% to pass. Gas appliances and piping is the largest area (40 questions), followed by drain, waste and vent systems (13) and backflow prevention (10).
What plumbing code does Maryland use?
PSI's bulletin (updated 9/1/2024) allows the 2018 International Plumbing Code and 2018 International Fuel Gas Code in the open-book exam. By regulation (COMAR 09.20.01.01), the Board adopts the most recent IPC and IFGC, with Maryland modifications.