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A funnel is the smokestack or chimney on a ship used to expel boiler steam and smoke or engine exhaust. They are also commonly referred to as stacks. Purpose
A typical kitchen funnel A ceramic Roman kitchen funnel (1st–3rd century AD) A funnel is a tube or pipe that is wide at the top and narrow at the bottom, used for guiding liquid or powder into a small opening. [1] [2] Funnels are usually made of stainless steel, aluminium, glass, or plastic. The material used in its construction should be ...
The term smokestack (colloquially, stack) is also used when referring to locomotive chimneys or ship chimneys, and the term funnel can also be used. [1] [2] The height of a chimney influences its ability to transfer flue gases to the external environment via stack effect. Additionally, the dispersion of pollutants at higher altitudes can reduce ...
The development of the jerrycan was a significant improvement on earlier designs, which required tools and funnels to use, and it contained many innovative features for convenience of use and robustness. Today similar designs are used worldwide for fuel and water containers, in both military and civilian contexts.
Chimney, Funnel (UK+) Vertical pipe on top of and inside the smokebox that ejects the exhaust (smoke and steam) above the locomotive. [1] [2] [5] [3]: 73 Headlight Light on the front of the smoke box to illuminate track ahead and warn of the approach of the locomotive. [5] [6]: 118 [3]: 41 Brake hose
Galvanized surface with visible spangle Galvanization ( also spelled galvanisation ) [ 1 ] is the process of applying a protective zinc coating to steel or iron , to prevent rusting . The most common method is hot-dip galvanizing , in which the parts are coated by submerging them in a bath of hot, molten zinc.
An H-style cap (cowl) is a chimney top constructed from chimney pipes shaped like the letter H. It is an age-old method to regulate draft in situations where prevailing winds or turbulence cause downdraft and back-puffing. Although the H-cap has a distinctive advantage over most other downdraft caps, it fell out of favor because of its bulky looks.
She was one of the first ships to be built with a double hull with watertight compartments and was the first liner to have four funnels. She was the biggest liner throughout the rest of the 19th century with a gross tonnage of almost 20,000 tons and had a passenger-carrying capacity of thousands.