sulphur-free

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English[edit]

Alternative forms[edit]

Etymology[edit]

From sulphur +‎ -free.

Adjective[edit]

sulphur-free (not comparable)

  1. (British spelling) Not containing any sulphur.
    • 2021 July 14, “Network News: Total Rail Solutions switches to HVO”, in RAIL, number 935, page 19:
      Bateman added: "In addition, HVO is sulphur-free, so it is less corrosive in our engines. [...]."