(A) Have solvent recycler in house (Score 100)
(B) Pay for regular exchange service (Score 50)
(C) Allow old solvent to evaporate (Score 0)
(D) Put dirty solvent in waste oil tank (Score 25)
(E) Dump out back (Score 0)

(A) Pump or drain to sewer (Score 25)
(B) Have machine pumped by hauler (Score 50)
(C) Drain to back yard (Score 0)
(D) Have oil skimmer & filter system (Score 100)

(A) Store in secondary contained tank for recycler (Score 100)
(B) Use as waste oil heater fuel (Score 100)
(C) Put on dirt roads to control dust (Score 0)

(A) Pour in sink (Score 50)
(B) Pour through clarifer/sewer (Score 100)
(C) Throw in yard (Score 0)