What's the difference between chimney and column?

Chimney


Definition:

  • (n.) A fireplace or hearth.
  • (n.) That part of a building which contains the smoke flues; esp. an upright tube or flue of brick or stone, in most cases extending through or above the roof of the building. Often used instead of chimney shaft.
  • (n.) A tube usually of glass, placed around a flame, as of a lamp, to create a draft, and promote combustion.
  • (n.) A body of ore, usually of elongated form, extending downward in a vein.

Example Sentences:

  • (1) On the banks of the Firth of Forth, the Longannet power station dominates the wintry horizon, a massive box in the shadow of its skyscraper chimney stack.
  • (2) The tea-shop owner’s home is just a couple of hundred metres from a huge, ageing coal-fired power plant in central Turkey , whose red-and-white chimneys spew dirty fumes.
  • (3) Air pollution was not the most immediate of problems but the canopy of smoke that belched from industrial and domestic chimneys began to attract attention.
  • (4) The Prestonpans factory was eclipsed by an even greater one – for a time it boasted the world’s highest chimney – that made bleach and sulphuric acid on the outskirts of Glasgow; and it was in Glasgow that some of the earliest cases of acid violence were recorded.
  • (5) The rapid acidification is caused by the massive amounts of carbon dioxide belched from chimneys and exhausts that dissolve in the ocean.
  • (6) In addition, the cleaning of furniture and carpets cost £571.05, new loft insulation cost £546.75, and two claims for a chimney sweep were £43 and £75 respectively.
  • (7) The refinery was working largely as usual, with steam pouring from vents on the complex of pipes, chimneys and girders which towers over the flatlands of the Humber estuary's south shore.
  • (8) The chimney-like features on the roofs are ventilators that help the houses to cool naturally.
  • (9) Up in the foothills of the Pyrenees, in a tiny village nestled amid breathtaking landscapes and eagles in flight, a man in a woolly hat pushes a wheelbarrow up a narrow street whistling to himself as the smell of woodsmoke drifts out of chimneys.
  • (10) This report documents survival of three consecutive patients treated by an adaptation of the Santulli "chimney" anastomosis.
  • (11) In about half the world's households, such fuels are used for cooking daily, usually without a flue or chimney and with poor ventilation.
  • (12) With chimney heights ranging from 12 to 36 mm and their inner diameters from 1 to 4 mm, greater than 70% of the resistance to evaporation is provided by the cover.
  • (13) The jury of nine men and three women at Maidstone crown court cleared the six, five of whom had scaled a 200m tall chimney at Kingsnorth power station at Hoo, Kent in October 2007.
  • (14) The refinery chimneys were spewing out 1.7 million tonnes of carbon dioxide into the air per year till 2011.
  • (15) It is characteristic in persons who already have livido reticularis and who expose themselves for several hours every day to the heat from chimneys or foot-warmers.
  • (16) Black smoke rising from the chapel's chimney signifies an inconclusive vote (traditionally damp straw was added to make the smoke black but a chemical compound is now used instead); white smoke – and the pealing of the basilica's bell to avoid any confusion about the colour of the smoke – means that a new pope has been elected.
  • (17) Accessible only on foot, the Needles section of the Canyonlands national park has pink and creamy turrets, chimneys, gullies, mysterious canyons and weird formations.
  • (18) The main area for improvement was the refinery at Rho where it was aimed to disperse gases at a higher level by raising the chimneys and to use fuel gas in those burners which were connected to lower chimneys.
  • (19) The power station will become a big Westfield with a shopping centre inside.” But Tincknell says the height of the new buildings will be capped at 60 metres, which means the brick colossus’s four white chimneys will be visible from afar.
  • (20) If you have a fireplace you don't use, fit either a cap over your chimney pot (best done by a professional) or an inflatable chimney balloon.

Column


Definition:

  • (n.) A kind of pillar; a cylindrical or polygonal support for a roof, ceiling, statue, etc., somewhat ornamented, and usually composed of base, shaft, and capital. See Order.
  • (n.) Anything resembling, in form or position, a column in architecture; an upright body or mass; a shaft or obelisk; as, a column of air, of water, of mercury, etc.; the Column Vendome; the spinal column.
  • (n.) A body of troops formed in ranks, one behind the other; -- contradistinguished from line. Compare Ploy, and Deploy.
  • (n.) A small army.
  • (n.) A number of ships so arranged as to follow one another in single or double file or in squadrons; -- in distinction from "line", where they are side by side.
  • (n.) A perpendicular set of lines, not extending across the page, and separated from other matter by a rule or blank space; as, a column in a newspaper.
  • (n.) A perpendicular line of figures.
  • (n.) The body formed by the union of the stamens in the Mallow family, or of the stamens and pistil in the orchids.

Example Sentences:

  • (1) Samples are hydrolyzed with Ba (OH)2, and the hydrolysate is passed through a Dowex-50 column to remove the salts and soluble carbohydrates.
  • (2) Previous attempts to purify this enzyme from the liquid endosperm of kernels of Zea mays (sweet corn) were not entirely successful owing to the lability of partially purified preparations during column chromatography.
  • (3) Detergent-solubilized HLA antigens were isolated from a human lymphoblastoid cell using an anti-beta2-microglobulin immunoaffinity column.
  • (4) Gel filtration of the 40,000 rpm supernatant fraction of a homogenate of rat cerebral cortex on a Sepharose 6B column yielded two fractions: fraction II with the "Ca(2+) plus Mg(2+)-dependent" phosphodiesterase activity and fraction III containing its modulator.
  • (5) Recovery of CV-3988 from plasma averaged 81.7% for the column procedure and 40% for the organic extraction.
  • (6) Release of 51Cr was apparently a function of immune thymus-derived lymphocytes (T cells) because it was abrogated by prior incubation of spleen cells with anti-thymus antiserum and complement but was undiminished by passage of spleen cells through nylon-wool columns.
  • (7) The sensitivity of an indirect fluorescent antibody (IFA) test (screening test) for the detection of antibodies to cytomegalovirus (CMV) was examined by using 128 serum specimens and quaternary aminoethyl (QAE)-Sephadex A50 column chromatography to separate IgM from IgG class antibodies.
  • (8) The ADAM derivative of carnitine was separated from decomposition products of the reagent and related compounds such as amino acid derivatives on a silica gel column eluted with methanol-5% aqueous SDS-phosphoric acid (990:10:1).
  • (9) A conventional liquid chromatograph with a low capacity column and a conductimetric detector is used to analyze aerosols of Cl-, Br-, NO-3 and SO=4 with good results.
  • (10) The deactivated columns had the residual silanols on the silica gel chemically inactivated to reduce the interaction with basic groups or analytes.
  • (11) Sephadex LH-20 column chromatography was used for the separation of the steroid prior to assay.
  • (12) We have investigated some of the factors which affect the retention times of these substances in reversed-phase HPLC on columns of 5-micron octadecylsilyl silica.
  • (13) The acetonitrile extract is concentrated and analyzed by HPLC, using a new polymer-based column, and detected by UV spectroscopy at 270 nm.
  • (14) Cytosolic zinc was eluted from a Sephadex G-75 column in the molecular weight region associated with metallothionein.
  • (15) The column eluate with the greatest RAST inhibition activity was associated with a protein peak having a molecular weight greater than 341 kilodaltons; however, all peaks demonstrated inhibitory activity.
  • (16) In the medium-size intermediate fibers, the number and diameter of the mitochondrial columns are intermediate between those of the red and white fibers.
  • (17) The bacterial-binding activity and mammalian receptor-binding activities in each of two samples co-chromatographed on a Remazol yellow GGL-Sepharose affinity column strongly indicated that the same immunoglobulin species reacts with both antigens.
  • (18) This enzyme was purified to homogeneity and exhibited an apparent molecular weight of 36,000 on sodium dodecyl sulfate gels and 180,000 on a TSK G-3000SW column in the presence of Triton X-100.
  • (19) The corresponding hydrides, mono-n-butyltin hydride, di-n-butyltin hydride, tri-n-butyltin hydride, monophenyltin hydride, diphenyltin hydride triphenyltin hydride, are detected by electron-capture gas chromatography after clean-up by silica gel column chromatography.
  • (20) Refolding was observed by injection of denatured protein into columns having isocratic concentrations in the transition and native base-line zones.