Screw turbine connected to a generator through a gearbox. The Archimedean screw is an ancient invention, attributed to Archimedes of Syracuse (287–212 BC.), and commonly used to raise water from a watercourse for irrigation purposes. In 1819 the French engineer Claude Louis Marie Henri Navier (1785–1836) suggested using the Archimedean screw as a type of water wheel. In 1916 William Moerscher applied for a U.S. patent on the hydrodynamic screw turbine. The Archimedean screw turbine is applied on rivers with a relatively low head (from 1 m to 10 m) and on low flows (0.01 m³/s up to around 10 m³/s on
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