[Comment: This is a decent fact sheet shy of not recommneding a mask. While it is true that a mere mask is useless, a respirator with VOC cartridges would be quite effective.]
AAP, PEHSU, AACT and ACMT Information for Clinicians on the Oil Spill Affecting the Gulf Coast
http://aoec.org/PEHSU/documents/oil_spill_information_for_health_professionals_8_2010.pdf
http://aoec.org/PEHSU/documents/oil_spill_information_for_health_professionals_8_2010.pdf