Scores are relative 0–100 marks within this atlas. Use them to browse, not as an engineering spec.
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Quick answers
Which local authority or corridor rules matter for this type?
Start with the local lens: type approval, operator licences and the hubs named on this page — not a single global checklist.
Is this a buying guide?
No. Tool-Lifes /vehicles is an educational atlas. It explains history, systems and culture without affiliate rankings.
Are the scores official?
No. The six scores are relative editorial 0–100 marks across the 40 types on this site.
Where do the photos come from?
Lead images resolve from Wikimedia Commons via Wikipedia titles on the English masters, with licences recorded on the credits page.
Why metric units?
Metric is the default. Regional notes (US customary, local brand culture) appear in culture and market chapters.
How is this different from a wiki article?
Each type gets seven fixed-depth chapters, comparable scores and cross-type labs — structured for browsing, not a single freeform page.
Every Hot-air balloon is a negotiated stack of structure, energy conversion, control and human interfaces under weather and regulation.
The systems, meters and hotspots below are type-level engineering — manufacturers vary; load paths and failure modes do not.
Systems
Envelope & load tapes
Ripstop nylon envelope holds heated air; vertical and horizontal tapes carry basket load.
Burner & fuel system
Liquid propane vaporizes at burners; dual valves and blast valves heat envelope for lift.
Basket & burners mount
Wicker or composite basket hangs from carabiners; burner frame rigidizes top opening.
Vent & deflation line
Parachute vent at crown allows controlled descent and landing deflation.
Altimetry & variometer
Rate of climb instruments guide gentle thermal climbs and approach pacing.
Inflator fan
Cold inflation with fan precedes burner heat to erect envelope before passengers board.
Relative meters
Hotspots
Envelope fabric porosity
UV and heat aging increase porosity, reducing lift and extending burn time.
Burner clog
Insect or debris in lines causes lazy flame and underpowered climb.
Carabiner misrig
Twisted load tapes concentrate stress at single grommet.
Fuel frost
Heavy draw frosts LP tanks, starving burners mid-flight.
Vent line snag
Failed vent prevents timely deflation on windy landings.
Materials
Ripstop nylon envelope
Coated fabric balances weight with tear propagation resistance.
Wicker basket weave
Traditional flex absorbs landing shock without brittle fracture.
Stainless burner coils
Vaporizer coils resist propane corrosion and heat cycling.
Nomex scorch shield
Fabric shield above burners protects envelope mouth from flame impingement.
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