|
Essential oils are made of: |
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|
a) |
Vitamins |
b) |
Auxins |
|
c) |
Trace elements |
d) |
Aromatic volatile organic substances |
|
Essential oils are made of: |
|||
|
a) |
Vitamins |
b) |
Auxins |
|
c) |
Trace elements |
d) |
Aromatic volatile organic substances |