{
  "_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 "
}