BTW, your suspicion re: oil in ducts was confirmed by Scandinavian study
a few years ago (Indoor Air Proceedings? Indoor Air?) -- they found that
mold could grow on this surface. They recommnending cleaning the duct
interior of oil (rom the mfg. process) before installing the ductwork.
--
Thomas J. Phillips AIR {) FOOD
Air Pollution Research Specialist /|\
CARB/RD, Box 2815, Sacramento, CA 95812 WATER | SKIN
916.322.7145/4357 FAX, http://www.arb.ca.gov _/ \_
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