Denofa
... that Norwegian industrial company Denofa used whale oil as a basis for refinement before the use of soy became common?
... that <a href="./Norway" id="mwGk0" rel="mw:WikiLink" title="Norway">Norwegian</a> industrial company <b id="mwGk4"><a href="./Denofa" id="mwGk8" rel="mw:WikiLink" title="Denofa">Denofa</a></b> used <a href="./Whale_oil" id="mwGlA" rel="mw:WikiLink" title="Whale oil">whale oil</a> as a basis for refinement before the use of <a class="mw-redirect" href="./Soy" id="mwGlE" rel="mw:WikiLink" title="Soy">soy</a> became common?