The most common and most likely answer to this crossword clue is the 6 letter word CETANE which also is the latest solution we found used in Boston Globe in 1999.
Petroleum ingredient crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters |
|---|---|---|
| CETANE | 100 % | 6 |
Words with a meaning similar to the clue: Petroleum ingredient
These words may or may not be a possible solution to this crosswords clue.- naphthene
- coke
- ethane
- ethene
- ethylene
- heptane
- kerosene
- oil
- tar
- toluene
- bitumen
- gas
Crossword Answer definitions
CETANE noun- The aliphatic hydrocarbon C16H34 (hexadecane) used as a standard for diesel fuel.
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution