Assertion: naphtha | /r/ObjectUse | used as a raw material naphtha
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text: That is, even if the naphtha is transferred via a crude oil pipeline 15 from a crude oil tanker that has transported naphtha to a land-based storage tank, the admixture of crude oil to the naphtha (contamination of the naphtha) can be suppressed to a level where the naphtha can still be used as a raw material naphtha.