highly
high-melting
high-molecular
high-octane
high-output
high-performance
high-pitched
high-plasticity
high-power
high-powered
  high-pressure
high-purity
high-quality
high-radioactive
high-res
high-resolution
high-silica
high-speed
high-stage
high-strength
high-sulphur

    high-pressure gas storage in salt caverns

    подземное газохранилище высокого давления в соляных отложениях