Biodiesel source (4)
I believe the answer is:
hemp
(Other definitions for hemp that I've seen before include "Plant for rope or pot" , "Rope-making fibre" , "tea" , "Cannabis sativa" , "Narcotic drug" .)
I believe the answer is:
hemp
(Other definitions for hemp that I've seen before include "Plant for rope or pot" , "Rope-making fibre" , "tea" , "Cannabis sativa" , "Narcotic drug" .)