3 ms·

Waste product according to the driving force.

• supreme_sublime 9y ago
  Just as Diesel used to be a "byproduct" of gasoline refinement. But of course manufacturers want to monetize everything they possibly can and did so with diesel.
  • ptaipale 9y ago
    Originally, gasoline was a byproduct of kerosene (lamp oil) refinement, and simply thrown into waste (even dumped into rivers). The man best known for getting rich by utilizing this byproduct was John D. Rockefeller.