Benzene Clear, colourless, flammable volatile spirit. It is narotic and toxic, obtained when soft coal is heated in the absence of air, used as a medium for carrying gravure inks.

• 是透明,无色,可燃烧,挥发性酒精。它具麻醉性和有毒。是软煤在无空气下加热生成。用作凹版印刷油墨的介质。