Hydrogen Safety Course Quiz
Decision tree
Overview
Full decision path
Start: Q1
Q1 — Will you be physically installing, assembling or maintaining tube fitting systems used with hydrogen?
- yes → outcome Tube Fitting Installation & Hydrogen Competency Course
- no → next question Q2 — Will you be working directly with hydrogen or hydrogen systems as part of your role?
Q2 — Will you be working directly with hydrogen or hydrogen systems as part of your role?
- yes → next question Q3 — Which best describes your role?
- no → outcome Level 1 Award in Introduction to Hydrogen Safety Practices
Q3 — Which best describes your role?
- A: Operations and Maintenance → outcome Level 2 Award in Introduction to Hydrogen Safety Practices
- B: Engineering and Technical → next question Q4 — Do you already have a good understanding of hydrogen fundamentals through previous training, industry experience or self-development?
- C: Leadership and Management → next question Q5 — Do you already have substantial hydrogen knowledge gained through previous training, industry experience or involvement in hydrogen projects?
Q4 — Do you already have a good understanding of hydrogen fundamentals through previous training, industry experience or self-development?
- A: No, I need to build my foundation knowledge first → outcome Level 2 Award in Introduction to Hydrogen Safety Practices
- B: Yes, I have a good understanding of hydrogen fundamentals → outcome Level 3 Award in Introduction to Hydrogen Safety Practices
Q5 — Do you already have substantial hydrogen knowledge gained through previous training, industry experience or involvement in hydrogen projects?
- A: No, I need to build my technical hydrogen knowledge first → outcome Level 3 Award in Introduction to Hydrogen Safety Practices (with Level 4 progression)
- B: Yes, I have substantial hydrogen knowledge and experience → outcome Level 4 Award in Hydrogen Safety Practices
Outcomes
- Tube Fitting Installation & Hydrogen Competency Course
(OUT_TUBE) - Reached from Q1 (yes).
- Level 1 Award in Introduction to Hydrogen Safety Practices
(OUT_L1) - Reached from Q2 (no).
- Level 2 Award in Introduction to Hydrogen Safety Practices
(OUT_L2) - Reached from Q3 (A), Q4 (A).
- Level 3 Award in Introduction to Hydrogen Safety Practices
(OUT_L3) - Reached from Q4 (B).
- Level 3 Award in Introduction to Hydrogen Safety Practices (with Level 4 progression)
(OUT_L3_PATHWAY) - Reached from Q5 (A).
- Level 4 Award in Hydrogen Safety Practices
(OUT_L4) - Reached from Q5 (B).
Machine-Readable JSON (Canonical Model)
View JSON
{
"_meta": {
"schema": "https://www.drawdecisiontree.com/decision-dag.schema.json",
"source": "https://www.drawdecisiontree.com",
"description": "DrawDecisionTree.com is a free tool for building, sharing, and embedding interactive decision trees. This file is the machine-readable export of a published decision tree. The `dsl` field contains the original source in the Decision DAG DSL; the `dag` schema is documented at the URL in `schema` above.",
"links": {
"interactive": "https://www.drawdecisiontree.com/trees/hydrogensafe/hs-no-codes",
"embed": "https://www.drawdecisiontree.com/embed/path/hydrogensafe/hs-no-codes",
"dsl_reference": "https://www.drawdecisiontree.com/decision-tree-dsl-reference",
"guides": "https://www.drawdecisiontree.com/guides",
"schema_docs": "https://www.drawdecisiontree.com/decision-dag.schema.json",
"author_trees": "https://www.drawdecisiontree.com/trees/hydrogensafe"
},
"generated_at": "2026-08-21T20:05:24.250Z"
},
"author": {
"handle": "hydrogensafe",
"first_name": "Neil",
"last_name": "Minshall",
"avatar_url": null,
"display_name": "Neil Minshall"
},
"file": {
"id": "4d1ed92c-cc06-4d51-a6da-bdef18c96fe6",
"name": "Hydrogen Safety Course Quiz",
"public_slug": "hs-no-codes",
"updated_at": "2026-08-04T12:48:30.400144+00:00",
"url": "https://www.drawdecisiontree.com/trees/hydrogensafe/hs-no-codes",
"json_url": "https://www.drawdecisiontree.com/trees/hydrogensafe/hs-no-codes/tree.json",
"dsl_url": "https://www.drawdecisiontree.com/trees/hydrogensafe/hs-no-codes/tree.dag"
},
"meta": {
"description": null,
"mode": "decision",
"entry": "Q1",
"tags": [],
"image": null
},
"questions": [
{
"id": "Q1",
"text": "Will you be physically installing, assembling or maintaining tube fitting systems used with hydrogen?"
},
{
"id": "Q2",
"text": "Will you be working directly with hydrogen or hydrogen systems as part of your role?"
},
{
"id": "Q3",
"text": "Which best describes your role?"
},
{
"id": "Q4",
"text": "Do you already have a good understanding of hydrogen fundamentals through previous training, industry experience or self-development?"
},
{
"id": "Q5",
"text": "Do you already have substantial hydrogen knowledge gained through previous training, industry experience or involvement in hydrogen projects?"
}
],
"outcomes": [
{
"id": "OUT_TUBE",
"label": "Tube Fitting Installation & Hydrogen Competency Course"
},
{
"id": "OUT_L1",
"label": "Level 1 Award in Introduction to Hydrogen Safety Practices"
},
{
"id": "OUT_L2",
"label": "Level 2 Award in Introduction to Hydrogen Safety Practices"
},
{
"id": "OUT_L3",
"label": "Level 3 Award in Introduction to Hydrogen Safety Practices"
},
{
"id": "OUT_L3_PATHWAY",
"label": "Level 3 Award in Introduction to Hydrogen Safety Practices (with Level 4 progression)"
},
{
"id": "OUT_L4",
"label": "Level 4 Award in Hydrogen Safety Practices"
}
],
"dsl": "dag: Hydrogen Safety Course Quiz\nversion: 1.0.0\nentry: Q1\n\nQ1: Will you be physically installing, assembling or maintaining tube fitting systems used with hydrogen?\n hint: This includes instrumentation technicians, pipefitters, mechanical fitters, installation engineers and maintenance engineers.\n yes -> [OUT_TUBE]\n no -> Q2\n\n\nQ2: Will you be working directly with hydrogen or hydrogen systems as part of your role?\n hint: This includes operating, maintaining, commissioning, designing, supervising or supporting safety activities involving hydrogen.\n yes -> Q3\n no -> [OUT_L1]\n\n\nQ3: Which best describes your role?\n A: Operations and Maintenance -> [OUT_L2]\n B: Engineering and Technical -> Q4\n C: Leadership and Management -> Q5\n\n\nQ4: Do you already have a good understanding of hydrogen fundamentals through previous training, industry experience or self-development?\n hint: Consider your understanding of hydrogen properties, applications, hazards and basic safety principles.\n A: No, I need to build my foundation knowledge first -> [OUT_L2]\n B: Yes, I have a good understanding of hydrogen fundamentals -> [OUT_L3]\n\n\nQ5: Do you already have substantial hydrogen knowledge gained through previous training, industry experience or involvement in hydrogen projects?\n hint: Consider formal hydrogen training, practical industry experience, or previous involvement in hydrogen design, operation, safety or project delivery.\n A: No, I need to build my technical hydrogen knowledge first -> [OUT_L3_PATHWAY]\n B: Yes, I have substantial hydrogen knowledge and experience -> [OUT_L4]\n\n\n[OUT_TUBE]: Tube Fitting Installation & Hydrogen Competency Course\n description: We'd recommend our practical, hands-on course designed to develop the skills required to safely install and inspect tube fitting systems for hydrogen applications.\n \n\n\n[OUT_L1]: Level 1 Award in Introduction to Hydrogen Safety Practices\n description: We'd recommend our Level 1 course to build your base knowledge of hydrogen, its applications and the principles of hydrogen safety. Designed for those who require awareness but do not directly work with hydrogen systems.\n \n\n\n[OUT_L2]: Level 2 Award in Introduction to Hydrogen Safety Practices\n description: We'd recommend our Level 2 course to expand your knowledge with a working understanding of hydrogen hazards, safe working practices and the key principles required when working with or around hydrogen systems.\n \n\n\n[OUT_L3]: Level 3 Award in Introduction to Hydrogen Safety Practices\n description: We'd recommend our Level 3 course to refine your technical understanding of hydrogen science, behaviour, technologies and safety considerations. Designed for engineers, specialists and technical professionals.\n \n\n\n[OUT_L3_PATHWAY]: Level 3 Award in Introduction to Hydrogen Safety Practices (with Level 4 progression)\n description: Level 3 is recommended to develop the technical foundation required for hydrogen leadership. Following completion, consider the Level 4 Award in Hydrogen Safety Practices to further develop strategic application and decision-making capability.\n \n\n\n[OUT_L4]: Level 4 Award in Hydrogen Safety Practices\n description: We'd recommend our Level 4 course to lead with confidence through advanced understanding of hydrogen safety, project delivery, risk management and technical decision-making.\n "
}DSL Representation
dag: Hydrogen Safety Course Quiz
version: 1.0.0
entry: Q1
Q1: Will you be physically installing, assembling or maintaining tube fitting systems used with hydrogen?
hint: This includes instrumentation technicians, pipefitters, mechanical fitters, installation engineers and maintenance engineers.
yes -> [OUT_TUBE]
no -> Q2
Q2: Will you be working directly with hydrogen or hydrogen systems as part of your role?
hint: This includes operating, maintaining, commissioning, designing, supervising or supporting safety activities involving hydrogen.
yes -> Q3
no -> [OUT_L1]
Q3: Which best describes your role?
A: Operations and Maintenance -> [OUT_L2]
B: Engineering and Technical -> Q4
C: Leadership and Management -> Q5
Q4: Do you already have a good understanding of hydrogen fundamentals through previous training, industry experience or self-development?
hint: Consider your understanding of hydrogen properties, applications, hazards and basic safety principles.
A: No, I need to build my foundation knowledge first -> [OUT_L2]
B: Yes, I have a good understanding of hydrogen fundamentals -> [OUT_L3]
Q5: Do you already have substantial hydrogen knowledge gained through previous training, industry experience or involvement in hydrogen projects?
hint: Consider formal hydrogen training, practical industry experience, or previous involvement in hydrogen design, operation, safety or project delivery.
A: No, I need to build my technical hydrogen knowledge first -> [OUT_L3_PATHWAY]
B: Yes, I have substantial hydrogen knowledge and experience -> [OUT_L4]
[OUT_TUBE]: Tube Fitting Installation & Hydrogen Competency Course
description: We'd recommend our practical, hands-on course designed to develop the skills required to safely install and inspect tube fitting systems for hydrogen applications.
[OUT_L1]: Level 1 Award in Introduction to Hydrogen Safety Practices
description: We'd recommend our Level 1 course to build your base knowledge of hydrogen, its applications and the principles of hydrogen safety. Designed for those who require awareness but do not directly work with hydrogen systems.
[OUT_L2]: Level 2 Award in Introduction to Hydrogen Safety Practices
description: We'd recommend our Level 2 course to expand your knowledge with a working understanding of hydrogen hazards, safe working practices and the key principles required when working with or around hydrogen systems.
[OUT_L3]: Level 3 Award in Introduction to Hydrogen Safety Practices
description: We'd recommend our Level 3 course to refine your technical understanding of hydrogen science, behaviour, technologies and safety considerations. Designed for engineers, specialists and technical professionals.
[OUT_L3_PATHWAY]: Level 3 Award in Introduction to Hydrogen Safety Practices (with Level 4 progression)
description: Level 3 is recommended to develop the technical foundation required for hydrogen leadership. Following completion, consider the Level 4 Award in Hydrogen Safety Practices to further develop strategic application and decision-making capability.
[OUT_L4]: Level 4 Award in Hydrogen Safety Practices
description: We'd recommend our Level 4 course to lead with confidence through advanced understanding of hydrogen safety, project delivery, risk management and technical decision-making.
Machine Access
- Static JSON:
/trees/hydrogensafe/hs-no-codes/tree.json - Live JSON (SPA):
/json/hydrogensafe/hs-no-codes - Raw DSL:
/trees/hydrogensafe/hs-no-codes/tree.dag - Canonical HTML:
/trees/hydrogensafe/hs-no-codes
Questions in this decision tree
- Will you be physically installing, assembling or maintaining tube fitting systems used with hydrogen?
- Will you be working directly with hydrogen or hydrogen systems as part of your role?
- Which best describes your role?
- Do you already have a good understanding of hydrogen fundamentals through previous training, industry experience or self-development?
- Do you already have substantial hydrogen knowledge gained through previous training, industry experience or involvement in hydrogen projects?
Possible outcomes
- Tube Fitting Installation & Hydrogen Competency Course
- Level 1 Award in Introduction to Hydrogen Safety Practices
- Level 2 Award in Introduction to Hydrogen Safety Practices
- Level 3 Award in Introduction to Hydrogen Safety Practices
- Level 3 Award in Introduction to Hydrogen Safety Practices (with Level 4 progression)
- Level 4 Award in Hydrogen Safety Practices
How to use this decision tree
Click "Open interactive version" to step through the questions. Your answers narrow the tree until a recommended outcome is reached. You can also embed this tree on your own site.