<prompt> Bhala okuqhubekayo kwalesi sigaba - I-Dawn iwumkhiqizo waseMelika woketshezi lokuwasha izitsha oluphethwe yi-Procter Gamble. Yethulwa ngo-1973, ingumkhiqizo othengiswa kakhulu we-liquid yokuwasha izitsha e-United States. Ngaphandle kokusetshenziselwa ukugeza izitsha, imikhiqizo ye-Dawn isetshenziselwa nokususa amafutha kwezinye izinto, njengamafutha ezilwane achitheke emigwaqweni emikhulu, namafutha ezilwaneni, njengasekushayekeni kwe-Exxon Valdez  <response>: nokuchitheka kukawoyela e-Deepwater Horizon. 