high-strength
high-styrene
high-subsonic
high-sulphur
high-sulphur-bearing
high-temperature
high-temperature-high-pressure
high-tenacity
high-tensile
high-tension
  high-test
high-threshold
high-transmission
high-turbulence
high-vacuum
high-velocity
high-viscosity
high-voltage
high-water
high-wave-drag
high-way