Interactive Textbook

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Piping Handbook — 7th Edition
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Interactive Textbook

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Active Recall
Open a chapter then tap "New Question" to practice active recall — the most powerful study technique.
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Notes — select a chapter
Chapter Quiz
Part A — Piping Fundamentals
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Part B — Generic Design Considerations
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Part C — Piping Systems
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Mixed Mode
Questions:
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Groq API Key

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AI model
Leave blank for the default. If answers error with “model does not exist”, Groq retired it — paste a current model ID from console.groq.com/docs/models.

Sync Between Devices

Share reading progress between phone and laptop.

Your Sync ID
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Link Another Device
⚠ Replaces your current progress with the other device's.
Backend settings
Sync needs a Supabase project. If the built-in one is down, create your own (free), add a reader_progress table, and paste its URL + anon key here. Leave blank to use the default.
Supabase URL Anon key