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Air Sampling Not the Best Method for Testing Defective Chinese DrywallThe problem appears to be related to the presence of iron disulfide (FeS2 pyrite). Hydrogen sulfide (H2S), carbonyl sulfide, sulfur dioxide (SO2), ... read more
Testing Laboratory Offers Chinese Drywall Testing Options
The problematic drywall, imported between 2004 and 2006, appears to be related to the presence of iron disulfide (FeS2 pyrite). ... read more
We feel lucky that such a significant number of Best Rock Tumbler them hold coming back to our show quite a long time after year." A development of the previous Weinman Mineral Museum, Tellus opened at 100 Tellus Drive in Cartersville in January 2009 and turned into a Smithsonian associate during its first year.
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