vertical conveyor
41Moving walkway — Moving sidewalk at Detroit s DTW airport, United States …
42Chicago Tunnel Company — Under the streets of Chicago, pre 1906. Locale Illinois Dates of operation 1906–1959 T …
43Silo — A silo is a structure for storing bulk materials. Silos are used in agriculture to store grain (see grain elevators) or fermented feed known as silage. Silos are more commonly used for bulk storage of grain, coal, cement, carbon black, wood chips …
44Nashoba Valley Ski Area — Nashoba Ski Resort The Chief Triple Chairlift Location Westford, Massachusetts, US Ne …
45Coal preparation plant — A coal washer in Eastern Kentucky A coal preparation plant (CPP) is a facility that washes coal of soil and rock, preparing it for transport to market. A CPP may also be called a coal handling and preparation plant (CHPP), prep plant, tipple, or… …
46postal system — System that allows persons to send letters, parcels, or packages to addressees in the same country or abroad. Postal systems are usually government run and paid for by a combination of user charges and government subsidies. There are early… …
47Extratropical cyclone — Part of the Nature series on Weather   Calendar seasons Spring · Summer Autumn  …
48Ascensor — Un set de ascensores en la Estación Borough , del metro de Londres. Las flechas indican la posición de cada ascensor y sentido de la marcha …
49Mass production — This article is about large scale production. For the Iggy Pop piece, see The Idiot (album). For the American funk band, see Mass Production (band). Mass production (also flow production, repetitive flow production, series production, or serial… …
50blast furnace — a large vertical furnace for smelting iron from ore, using coke as fuel: designed so as to direct a continuous blast of air through the fuel in order to obtain a high rate of combustion. [1700 10] * * * Vertical shaft furnace that produces liquid …
