From Wikimedia Commons, the free media repository
Polytetrafluoroethylene, (CF2)n , also known as PTFE, is the polymer of tetrafluoroethylene, C2F4.
This category has the following 2 subcategories, out of 2 total.
Media in category "Polytetrafluoroethylene"
The following 11 files are in this category, out of 11 total.