head-changing machine
121Novikov self-consistency principle — The Novikov self consistency principle, also known as the Novikov self consistency conjecture, is a principle developed by Russian physicist Igor Dmitriyevich Novikov in the mid 1980s to solve the problem of paradoxes in time travel, which is… …
122George S. Patton — Patton redirects here. For other uses, see Patton (disambiguation). For other people named George Patton, see George Patton (disambiguation). George Smith Patton, Jr …
123Tremolo arm — A tremolo arm or tremolo bar (also called a whammy bar or wang bar ) is a lever attached to the bridge and/or the tailpiece of an electric guitar or archtop guitar to enable the player to quickly vary the tension and sometimes the length of the… …
124List of Torchwood characters — The following is a list of characters in the BBC science fiction television series Torchwood, including supporting characters, and important human villains. Main articles Captain Jack Harkness Main article: Jack Harkness Captain Jack Harkness,… …
125Memristor — Type Passive Working principle Memristance Invented Leon Chua (1971) First production HP Labs (2008) Electronic symbol …
126The Slip (album) — The Slip Studio album …
127hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
128Agriculture and Food Supplies — ▪ 2007 Introduction Bird flu reached Europe and Africa, and concerns over BSE continued to disrupt trade in beef. An international vault for seeds was under construction on an Arctic island. Stocks of important food fish species were reported… …
