
PhoneEnergy | page 28 | https://thedailydialectics.com/pdfs/tesla/PhoneEnergy/PhoneEnergy.pdf
Fiberglass Formaldehyde used to bind fiberglass makes this insulation less than ideal for many because of concerns about off-gassing. The fear that fiberglass may cause cancer, respiratory diseases or allergies in the long term (like asbestos) has also been an issue although studies haven't proven…