concrete surface cleaning
121Environmental impact of wind power — Livestock ignore wind turbines,[1] and continue to graze as they did before wind turbines were installed. Compared to the environmental impact of traditional energy sources, the environmental impact of wind power is relatively minor. Wind power… …
122Geoffrey Pyke — Geoffrey Nathaniel Pyke (9 November 1893 ndash; 22 February 1948) was an English journalist; a spy and spy master; an educationalist and later an inventor whose clever, but unorthodox, ideas could be difficult to implement. In lifestyle and… …
123Nail gun — Pneumatic nail gun in use A nail gun, nailgun or nailer is a type of tool used to drive nails into wood or some other kind of material. It is usually driven by electromagnetism, compressed air (pneumatic), highly flammable gases such as butane or …
124List of civilian nuclear accidents — This article lists notable civilian accidents involving nuclear material. Military accidents are listed at List of military nuclear accidents. Civil radiation accidents not involving fissile material are listed at List of civilian radiation… …
125MIKVEH — (Heb. מִקְוֶה; pl. mikva ot; Hebrew for a collection or gathering (of water), a pool or bath of clear water, immersion in which renders ritually clean a person who has become ritually unclean through contact with the dead (Num. 19) or any other… …
126Combination square — with standard head A Combination Square consisting of the rul …
127Cultivator — F210 Honda tiller 1949 Farmall C with C 254 A two row cultivator …
128Punch (tool) — For punches used in punch presses, see Punching. A punch is a hard metal rod with a shaped tip at one end and a blunt butt end at the other, which is usually struck by a hammer. Punches are used to drive objects, such as nails, or to form an… …
