Helicopter Aerodynamics
rotor wing aerodynamics
fundamentals of rotors
rotor system operation

Fabric covering
history of fabric covering
today's fabric covering

Safety & Ground Handling
shop safety
fire protection
safety on the flightline
tiedown procedures
jacking and hoisting
ground movement of aircraft
ground servicing equipment
aircraft fueling
engine starting procedures

Corrosion & Cleaning
types of corrosion
corrosive agents
corrosion prone areas
removal and treatment of corrosion
corrosion prevention
aircraft cleaning

Materials & Processes
aerospace materials
fasteners
drilling
riveting
layout and forming

Airframe Strictures
airframe sheet metal repair
stress calculations
back-up structure
nonmetallic structures
transparent materials
wood structures

Welding Techniques
welded structures
oxyacetylene welding, brazing, soldering, cutting
gas-shielded arc welding
friction stir welding
weld inspection

Painting & Refinishing
cleaning and stripping
refinishing practices