measuring bucket
21Mach's principle — In theoretical physics, particularly in discussions of , Mach s principle (or Mach s conjecture [Hans Christian Von Baeyer, The Fermi Solution: Essays on Science , Courier DoverPublications (2001), ISBN 0486417077,… …
22Hoe (tool) — For other uses, see Hoe (disambiguation). Azada redirects here. For video game by Big Fish Games, see Azada (video game). A person uses a hoe to cultivate vegetables. A hoe is an ancient and versatile agricultural tool used to move small amounts… …
23MythBusters (2009 season) — Country of origin Australia United States No. of episodes 23 (includes 3 specials) Broadcast Original channel …
24Chisel — This article is about the tool. For the American band, see Chisel (band). For the album by Australian band Cold Chisel, see Chisel (album). Steel woodworking chisel …
25Saw — For other uses, see Saw (disambiguation). Saw A crosscut hand saw about 620 mm (24 inches) long Classification Cutting Types Hand saw Back saw Bow saw Circular saw …
26Wrench — For other uses, see Wrench (disambiguation). A set of chrome vanadium metric wrenches, open at one end, box/ring at the other. This type is commonly known as a combination wrench. A wrench or spanner is a tool used to provide grip and mechanical… …
27Compass (drafting) — This article is about the drafting instrument. For other uses, see Compass (disambiguation). A beam compass and a regular compass …
28Pliers — For the Jamaican singer, see Pliers (singer). Flat nose pliers Pliers are a hand tool used to hold objects firmly, for bending, or physical compression. Generally, pliers consist of a pair of metal first class levers joined at a fulcrum pos …
29Sea surface temperature — Weekly average sea surface temperature for the World Ocean during the first week of February 2011, during a period of La Niña …
30Marine aquarium — See also: Reef aquarium A marine aquarium …
