What is the telephone number for Treasury Direct? Tomâs response. Treasury Direct doesnât publish its phone number, but you can email them and ask them to call you and they will. If you have access to your account, the best way to contact them is to use the Contact Us link near the top-right corner of each TreasuryDirect screen. If you donât have an account yet or your problem is you canât get into your account, click here to contact Treasury Direct by email.
Posted on. (Answer #1). Teflon is a brand name of chemical compound of fluorine and carbon called polytetrafluoroethylene (PTFE). The name teflon has now become so popular that it has acquired the position of generic name for this chemical.Teflon is a plastic material that is highly resistant against chemicals, corrosion, and oxidation.he name teflon has now become so popular that it has acquired the position of generic name for this chemical. Teflon is a plastic material that is highly resistant against chemicals, corrosion, and oxidation.
Teflon Tape. Teflon tape for gas fittings, also known as gas-rated Teflon tape, is yellow in color and clearly states it is for gas lines and connections. The tape works on all gas line types, including butane, propane and natural gas lines. Gas-rated Teflon tape is thick, Underwriters Laboratories listed and has a temperature range of negative 450 to 550 degrees Fahrenheit. The tape cuts easily with a utility knife or scissors.