What is the crossword answer for the clue: Source of oil

NUT - a 3 letter word may be the answer you are looking for!

FLAX - a 4 letter word may be the answer you are looking for!

OLIVE - a 5 letter word may be the answer you are looking for!

SHALE - a 5 letter word may be the answer you are looking for!

CANOLA - a 6 letter word may be the answer you are looking for!

SOYBEAN - a 7 letter word may be the answer you are looking for!

Source of oil

3 Character Answers:

NUT

4 Character Answers:

FLAX

5 Character Answers:

OLIVE

SHALE

6 Character Answers:

CANOLA

7 Character Answers:

SOYBEAN