Smelly black gunk (3)
I believe the answer is:
tar
(Other definitions for tar that I've seen before include "Dark liquid used on roads" , "Liquid from wood, coal" , "Black viscid substance" , "Viscous mixture - sailor" , "Black coat" .)
I believe the answer is:
tar
(Other definitions for tar that I've seen before include "Dark liquid used on roads" , "Liquid from wood, coal" , "Black viscid substance" , "Viscous mixture - sailor" , "Black coat" .)