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.
Within 10 years, PTFE had hit the commercial market under the brand name Teflon. Of course, Teflon is best known for its non-stick properties. It is not just for cooking, though. PTFE is also used in industrial coating applications for products such as aerospace, automobiles and electronics. In one of its most high tech applications, PTFE is used in the construction of igniters for rocket propellants. PTFE is also used to coat certain types of bullets.