it is very similar to fuel oil - a liquid product of dark brown color, the residue after separation from oil or its products of secondary processing of gasoline, kerosene and gas oil fractions...
Thanks for the great photos, @tobixen
it is very similar to fuel oil - a liquid product of dark brown color, the residue after separation from oil or its products of secondary processing of gasoline, kerosene and gas oil fractions...
Thanks for the great photos, @tobixen
it washed off relatively easily in seawater, unlike fuel oil :-)