Whitmore v. Liberty Mutual Fire Insurance Co., No. 07-5162, 2008 U.S. Dist. LEXIS 76049 (E.D. Pa. Sept. 30, 2008)

(pollution exclusion clause in insurance policy did not exclude coverage for damages caused by spilled home heating oil that remained contained within plaintiff's basement; policy language subject to more than one interpretation, and "petroleum products" not listed in exclusion clause language along with "smoke, vapor, soot, fumes, acids, alkalis, chemicals and waste").