casing shell
71Egg (food) — Chicken egg redirects here. For the causality dilemma, see Chicken or the egg. On the left a chicken egg, the egg most commonly e …
72tank — tankless, adj. tanklike, adj. /tangk/, n. 1. a large receptacle, container, or structure for holding a liquid or gas: tanks for storing oil. 2. a natural or artificial pool, pond, or lake. 3. Mil. an armored, self propelled combat vehicle, armed… …
73building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
74Gaza beach blast (2006) — The Gaza beach blast [Originally the event was known as the Gaza beach massacre , but this title was subsequently overtaken by the current name.] was an event on June 9, 2006 in which eight Palestinians were killed and at least thirty others… …
75Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
76Pumpjack — Nodding donkey redirects here. For the British Rail train, see Pacer (train). Pump jack redirects here. For the Scaffold, see Pump jack. A diagram of a pumpjack. A pumpjack (nodding donkey, pumping unit, horsehead pump, beam pump, sucker rod pump …
77Fire-tube boiler — A fire tube boiler is a type of boiler in which hot gases from the fire pass through one or more tubes within the boiler. It is one of the two major types of boilers, the other being the water tube boiler. A fire tube boiler can be either… …
78Combustor — Flame stabilized by cyclone. A combustor is a component or area of a gas turbine, ramjet, or scramjet engine where combustion takes place. It is also known as a burner, combustion chamber or flame holder. In a gas turbine engine, the combustor or …
79Blowout (well drilling) — A blowout is the uncontrolled release of crude oil and/or natural gas from an oil well or gas well after pressure control systems have failed.[1] Prior to the advent of pressure control equipment in the 1920s, the uncontrolled release of oil and… …
80Anti-tank warfare — Anti tank refers to any method of combating military armored fighting vehicles, notably tanks. The most common anti tank systems include artillery with a high muzzle velocity, missiles (such as wire guided HEAT), various autocannons firing… …
