switch the electricity off at the mains
51Fan (mechanical) — A mechanical fan is an electrically powered device used to produce an airflow for the purpose of creature comfort (particularly in the heat), ventilation, exhaust, or any other gaseous transport.Mechanically, a fan can be any revolving vane or… …
52Vacuum cleaner — Cylinder vacuum cleaner for home use. French train vacuum cleaner …
53San Giorgio a Cremano — Infobox CityIT official name = Comune di San Giorgio a Cremano img coa = San Giorgio a Cremano Stemma.png img coa small = image caption = region = RegioneIT|sigla=CAM province = ProvinciaIT (short form)|sigla=NA (NA) mayor = Domenico Giorgiano… …
54Mechanical fan — Household electric box fan with a propeller style blade A mechanical fan is a machine used to create flow within a fluid, typically a gas such as air. A fan consists of a rotating arrangement of vanes or blades which act on the air. Usually, it… …
55Reginald Fessenden — Infobox Celebrity name = Reginald Fessenden caption = The Father of Radio Broadcasting birth date = birth date|1866|10|6|mf=y birth place = East Bolton, Quebec, Canada death date = death date and age|1932|7|22|1866|10|6|mf=y death place = Bermuda …
56Earth leakage circuit breaker — An Earth Leakage Circuit Breaker (ELCB) is a safety device used in electrical installations with high earth impedance to prevent shock.PurposeMany electrical installations have a relatively high earth impedance. This may be due to the use of a… …
57Glossary of firefighting — Note: This list does not include firefighting equipment, i.e., tools and apparatus used by firefighters. Please refer to Glossary of firefighting equipment for such terms. : Note: This list is incomplete. You can help Wikipedia by… …
58Ealing — infobox UK place official name= Ealing latitude= 51.5111 longitude= 0.3058 os grid reference= TQ175805 region= London country= England london borough= Ealing post town= LONDON postcode area= W postcode district= W5, W13, W7 dial code= 020 static… …
59Laptop — A desktop replacement laptop with its 18.4 inch screen showing its technical specifications. A laptop, also called a notebook,[1][2] is a personal computer for …
60Drill — For other uses, see Drill (disambiguation). Drill scheme A drill or drill motor is a tool fitted with a cutting tool attachment or driving tool attachment, usually a drill bit or driver bit, used for drilling holes in various materials or… …
