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
Montara oil spill seaweed farmers and fishermen had been affected by the oil spill. PTTEP Australia has stated that independent studies published by the Australian Department for the Environment found that 98.6 per cent of Montara oil stayed in Australian waters, and that the company has received "no credible evidence of damage to the environment in West Timor." East Timorese President, Dr José Ramos-Horta, said that the Australian government and the Thai company that own the platform are responsible for the spill, and that he will seek compensation for damage caused by the spill to his country's environment. Ramos-Horta called for Australian environmental