Sidibe American PTFE tube from 2013 began to contain PFOA substances. PFOA is ammonium perfluorooctanoate short. PFOA PFOA and representatives of the main salt containing ammonium, or called "C8", is a synthetic chemicals typically used in the production of high-performance fluoropolymer processing aid when indispensable. These high-performance fluoropolymer technology can be widely used in aviation, transportation, electronics industries, as well as kitchen utensils and other daily necessities. PFOA when decomposed or be released in the environment of the human body. Cause toxicity to the environment and human hazards related products for PFOA proposed limits.
In 2004, the famous American manufacturing company DuPont was sued in violation of the United States Environmental Protection Agency Toxic Substances report terms. These offenses constituted by a series of reports on PFOA USEPA failed to pass on the risk of harm to human health or the environment entries. Specific details see www.genx.dupont.com.