G H L K J fuel  flying  lift  I inflation ..................................................... 6-12, 6-13, 11-9 fans .............................................................................2-9 placement .................................................................6-11 styles.........................................................................6-12 inflight emergencies.....................................................7-12 inflight maneuvers .........................................................7-1 inflight procedures .....................................................11-10 inflight weather advisories...........................................4-39 insight...........................................................................10-8 instructor responsibilities .............................................10-2 instructor tells-instructor does....................................10-15 instrument checks.........................................................6-10 instrument flight rules (IFR) ........................................4-31 instruments........................................................... 2-7, 7-12 Integrated Airman Certification and/or Rating Application  (IACRA).......................................................................1-15 interference ..................................................................10-9 International Civil Aviation Organization (ICAO) 4-3, 5-1 introduction ................................................................10-12 jet stream......................................................................4-13 katabatic winds.............................................................4-15 landing......................................................... 8-1, 8-9, 11-11 sites.............................................................................6-8 landowner relations................................... 6-17, 7-16, 8-11 launch............................................................... 6-14, 11-10 site ...................................................................... 6-6, 6-8 layout.................................................................. 6-10, 11-9 learn..............................................................................10-7 learning ..........................................10-6, 10-8, 10-9, 10-20 process ......................................................................10-6 lecture method............................................................10-13 lenticularus...................................................................4-15 lesson plan...................................................... 10-22, 10-25 lifting gases ..................................................................11-3 at altitude ..................................................................11-5 at sea level ................................................................11-5 load.................................................................................3-8 location...........................................................................6-6 logging of flight time ...................................................8-13 low approach..................................................................8-5 low clouds .......................................................... 4-15, 4-16 low level wind shear ....................................................4-23 I-3 igniters..........................................................................2-10 illusions ..........................................................................9-4 habit formation.............................................................10-9 hazardous attitudes and antidotes...................................1-7 health factors..................................................................9-2 heater system..................................................................2-5 heatstroke .......................................................................9-7 heat transfer....................................................................4-4 Helicopter Emergency Medical Services (HEMS) ......4-29 helmets .........................................................................2-11 high-wind landing ..........................................................8-9 high clouds ......................................................... 4-15, 4-16 history ........................................................................... 2-1 human resources.............................................................1-8 hyperventilation .............................................................9-3 hypoxia...........................................................................9-2 histotoxic hypoxia ..................................................... 9-2 hypemic hypoxia ........................................................9-2 hypoxic hypoxia ........................................................ 9-2 gas balloon ................................................ 11-1, 11-2, 11-8 regulations ................................................................11-8 General Mills Company.................................................2-2 gloves ...........................................................................2-11 gondola.........................................................................11-4 gradient winds..............................................................4-14 ground crew .................................................................3-11 leak ...........................................................................7-12 planning ..................................................................... 6-4 system.........................................................................6-9 tanks ...........................................................................2-7 heavy ..........................................................................7-3 inversions .................................................................11-7 light.............................................................................7-3 fog ................................................................................4-18 formation ..................................................................4-19 types .........................................................................4-19 fracto-...........................................................................4-15 frontal................................................................. 4-21, 4-22 fog.............................................................................4-19 thunderstorms ...........................................................4-26 fronts ..............................................................................4-7 fueling adapter .............................................................2-10