Not petroleum-based, not containing petroleum.(adjective)
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Use "nonpetroleum" in a sentence
"To take a rectal temperature, lubricate the bulb end of a rectal thermometer with nonpetroleum jelly or an ointment such as A&D ointment."
"As U.S. businesses rebuild spent inventories and as consumer spending finds a floor, demand for nonpetroleum imports should keep rising."
"Michael Moran, chief economist at Daiwa Securities Americas, watches Treasury Department customs duties as an imperfect gauge of nonpetroleum imports."