NASSCO: Purdue’s CIPP Report Flawed

The National Association of Sewer Service Companies (NASSCO) has released its response to the Purdue University study, Worksite Chemical Air Emissions and Worker Exposure during Sanitary Sewer and Stormwater Pipe Rehabilitation Using Cured-in-Place-Pipe (CIPP), published July 26, 2017 in the Environmental Science & Technology Letters, a publication of the American Chemical Society (ACS). According to NASSCO officials, association guidelines and specific quality and safety protocols were not utilized during the testing performed, nor referenced in the study by the University, and a valid program should be performed by an unbiased third-party testing institution fully knowledgeable and aware of relevant testing protocols.

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