Screw pump different applications and handling fluids with varying characteristics. Each ‘screw pump' operates on the same basic principle of a screw turning to isolate a volume of fluid and convey it. However, the mechanical design of each is different. The primary difference is the number of screws: one, two, three or more. The screw pump was described by Archimedes on the occasion of his visit to Egypt. This suggests that the apparatus was unknown to the Greeks before Hellenistic times. A cuneiform inscription of Assyrian king Sennacherib (704–681 BC) has been interpreted by Stephanie Dalley to describe casting water screws in
Celebrity Pornhab with Dr. Screw Celebrity Pornhab with Dr. Screw Celebrity Pornhab with Dr. Screw is a 2009 pornographic film that satirizes the VH1 reality series "Celebrity Rehab with Dr. Drew". The film stars Mary Carey & Mike Horner. This film marks Carey's comeback to adult films. Carey, an alumna of both "Celebrity Rehab" and "Celebrity Rehab Presents Sober House", stars in this film and pokes fun at herself and the reality show. The film also stars Penny Flame, who shortly after this film, herself became a patient on "Sex Rehab with Dr. Drew", a "Celebrity Rehab" spin-off. Release of the film initiated a series