Conserve-O-Gram 8/5: Monitoring Acidic Off-Gassing Of Plastics

Conserve-O-Gram 8/5: Monitoring Acidic Off-Gassing Of Plastics
Source: National Park Service (NPS)

Deteriorating plastics can emit acidic vapors that can contaminate and degrade other materials. It is important to determine if a plastic is off-gassing so that appropriate measures can be taken to protect the collection