BSP consists of. two types of threads - BSPT (British Standard Pipe Taper) and BSPP (British Standard Pipe. Parallel). BSPT threads have a slight taper similar to NPT. BSPP threads are straight (parallel) threads. and have the same thread angle, shape and threads per inch (pitch) as BSPT threads.
The movie the Exorcist was based on a book of the same name by William Peter Blatty. The book is based on the real-life attempt of a priest to exorcise a demon from a young boâ¦y (the boy was around the same age Reagan was in the movie).
Texas Chainsaw Massacre is the quintessential horror movie of all time, and along with Night of the Living Dead and The Exorcist helped establish the modern era of horror. Gunnar Hansen's performance as Leatherface would eventually serve as the prototype for many of the slashers of the late 70's and early 80's.