TY - BOOK TI - 1998 report of the flexible and rigid foams technical options committee: pursuant to article (6) of the montreal protocol on substances that deplete the ozone layer under the auspices of the United Nations Environment Programme SN - 9280717286 AV - QC879.7 .A87 1998 PY - 1998/// CY - Nairobi PB - UNEP KW - Physics KW - Ozone layer ER -