1.1 This guide covers recommendations for use of chemical dispersants to assist in the control of oil spills and is written with the goal of minimizing the environmental impacts of oil spills. Aesthetic and socioeconomic factors are not considered; although, these and other factors are often important in spill response.1.2 Each on-scene commander has available several means of control or cleanup of spilled oil. In this guide, use of chemical dispersants should not be considered as a la