Synopsis. Richard Petty was born on July 2, 1937 in Level Cross, North Carolina. Following in his father Lee Petty's footsteps, Richard began professional car racing in 1958. During his career he was nicknamed The King for winning the Daytona 500 and the NASCAR national championship each seven times during 1964â1981.In all, Petty accumulated 200 victories before retiring in 1992.ollowing in his father Lee Petty's footsteps, Richard began professional car racing in 1958. During his career he was nicknamed The King for winning the Daytona 500 and the NASCAR national championship each seven times during 1964â1981. In all, Petty accumulated 200 victories before retiring in 1992.
Medium-density polyethylene (MDPE) is a type of polyethylene defined by a density range of 0.926â0.940 g/cm 3.It is less dense than HDPE, which is more common. MDPE can be produced by chromium/silica catalysts, Ziegler-Natta catalysts or metallocene catalysts. MDPE has good shock and drop resistance properties.. Medium-density polyethylene (MDPE) is a type of polyethylene defined by a density range of 0.926â0.940 g/cm 3. It is less dense than HDPE, which is more common. MDPE can be produced by chromium/silica catalysts, Ziegler-Natta catalysts or metallocene catalysts.
To quote wikipedia.com: Commonly known as  Teflon tape, PTFE tape, tape dope, or  plumber's tape â is a polytetrafluoroethylene (PTFE) film cut to specified widths for use in sealing pipe threads. The tape is wrapped around the exposed threads of a pipe before it is screwed into place.o quote wikipedia.com: Commonly known as  Teflon tape, PTFE tape, tape dope, or  plumber's tape â is a polytetrafluoroethylene (PTFE) film cut to specified widths for use in sealing pipe threads. The tape is wrapped around the exposed threads of a pipe before it is screwed into place.