Certain restrictions regarding Teflon such as gas piping require a different type of teflon appreoved for the type of fuel going though the piping
When connecting tublar waste lampwick does an amazing job not to be confused with quickwick
There are many places where one can purchase PTFE tape. One can purchase PTFE tape at popular on the web sources such as Office Depot, Walmart, and Filters Fast.
Dupont
Plumbers tape for emergengys
Plumbers tape for emergengys
Teflon
PTFE or UHMW
For thread sealent EXCEPT for gas then you need a PTFE approved for fuel and other gases
The use of PTFE tape depends on the what you'll be using it for. PVC products dont need as much as what a brass or copper fitting may require
tape
Plumbers tape is generally a very thin white tape also called thread tape and PTFE tape. It is used on threads to seal joints.
I believe around the 1970's
Teflon tape is a solid material. It is a thin, flexible tape made of polytetrafluoroethylene (PTFE) and is commonly used in plumbing to create a tight seal on threaded pipe fittings.