toroid
toroidal
toroidal-cavity
toroidal-core
toroidal-worm
torpedo
torque
torque-angle
torque-carrying
torque-coil
  torque-controlled
torque-force
torquemeter
torque-monitoring
torquer
torque-speed
torque-to-inertia
torque-to-nominal
torque-to-weight
torque-turn
torque-vs-displacement