Exxon Valdez oil spill cleanup, 2-butoxyethanol, was identified as "one of the agents that caused liver, kidney, lung, nervous system, and blood disorders among cleanup crews in Alaska following the 1989 "Exxon Valdez" spill. Mechanical cleanup was started shortly afterwards using booms and skimmers, but the skimmers were not readily available during the first 24 hours following the spill, and thick oil and kelp tended to clog the equipment. Despite civilian insistence for a complete clean, only 10% of total oil was actually completely cleaned. Exxon was widely criticized for its slow response to cleaning up the disaster and John Devens, the mayor of
Australian Marine Oil Spill Centre 24-hour stand-by. The AMOSplan is voluntary mutual aid arrangement where oil company equipment may be shared to best respond to a spill. AMOSplan replaced the former Marine Oil Spills Action Plan (MOSAP). The MOSAP was activated when an oil spill became too large for an individual company to adequately deal with. Integration with government responses to spills is framed within the National Plan to Combat Pollution of the Sea by Oil, which is managed by the Australian Maritime Safety Authority. In 2009, AMOSC responded to the Montara oil spill in the Timor Sea by mobilising aircraft and dispersant for aerial