HSFO definitions

Hsfo

1) High sulfur fuel oil
Found on https://www.crosswordclues.com/clue/hsfo

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HSFO

High sulfur fuel oil
Found on http://www.encyclo.co.uk/local/21049

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Hsfo

High sulfur fuel oil (Acronym).
Found on http://www.encyclo.co.uk/visitor-contributions.php

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