What's the difference between burn and combust?

Burn


Definition:

  • (v. t.) To consume with fire; to reduce to ashes by the action of heat or fire; -- frequently intensified by up: as, to burn up wood.
  • (v. t.) To injure by fire or heat; to change destructively some property or properties of, by undue exposure to fire or heat; to scorch; to scald; to blister; to singe; to char; to sear; as, to burn steel in forging; to burn one's face in the sun; the sun burns the grass.
  • (v. t.) To perfect or improve by fire or heat; to submit to the action of fire or heat for some economic purpose; to destroy or change some property or properties of, by exposure to fire or heat in due degree for obtaining a desired residuum, product, or effect; to bake; as, to burn clay in making bricks or pottery; to burn wood so as to produce charcoal; to burn limestone for the lime.
  • (v. t.) To make or produce, as an effect or result, by the application of fire or heat; as, to burn a hole; to burn charcoal; to burn letters into a block.
  • (v. t.) To consume, injure, or change the condition of, as if by action of fire or heat; to affect as fire or heat does; as, to burn the mouth with pepper.
  • (v. t.) To apply a cautery to; to cauterize.
  • (v. t.) To cause to combine with oxygen or other active agent, with evolution of heat; to consume; to oxidize; as, a man burns a certain amount of carbon at each respiration; to burn iron in oxygen.
  • (v. i.) To be of fire; to flame.
  • (v. i.) To suffer from, or be scorched by, an excess of heat.
  • (v. i.) To have a condition, quality, appearance, sensation, or emotion, as if on fire or excessively heated; to act or rage with destructive violence; to be in a state of lively emotion or strong desire; as, the face burns; to burn with fever.
  • (v. i.) To combine energetically, with evolution of heat; as, copper burns in chlorine.
  • (v. i.) In certain games, to approach near to a concealed object which is sought.
  • (n.) A hurt, injury, or effect caused by fire or excessive or intense heat.
  • (n.) The operation or result of burning or baking, as in brickmaking; as, they have a good burn.
  • (n.) A disease in vegetables. See Brand, n., 6.
  • (n.) A small stream.

Example Sentences:

  • (1) This is a fascinating possibility for solving the skin shortage problem especially in burn cases.
  • (2) Zinc in plasma and urine and serum albumin and alpha 2-macroglobulin were measured in 48 patients with burns.
  • (3) With the exception of PMMA and PTFE, all plastics leave a very heavy tar- and soot deposit after burning.
  • (4) The patient later died from complications of burns.
  • (5) In clinical situations on donor sites and grafted full-thickness burn wounds, the PEU film indeed prevented fluid accumulation and induced the formation of a "red" coagulum underneath.
  • (6) Biomass and crops for animals are as damaging as [burning] fossil fuels.” The recommendation follows advice last year that a vegetarian diet was better for the planet from Lord Nicholas Stern , former adviser to the Labour government on the economics of climate change.
  • (7) For the purpose of studying the role of elastase and protease of Pseudomonas aeruginosa in bacterial infection in burns, the effects of the vaccines made from each enzyme, their toxoids and OEP on protection against infection in burned mice were studied.
  • (8) The authors report on their experience in the use of cultured keratinocytes in severely burned children, observed in the Surgical Emergency and Pediatric Surgery Department at the Gaslini Institute of Genova.
  • (9) Frequency of symptoms like dizziness, headache, lachrymation, burning sensation in eyes, nausea and anorexia, etc, were much more in the exposed workers.
  • (10) This is triggered not so much by climate change but the cause of global warming itself: the burning of fossil fuels both inside and outside the home, says Farrar.
  • (11) It is often difficult if not impossible to include a pediatric patient in the planning of burn reconstruction.
  • (12) The fact that it is still used is regrettable yet unavoidable at present, but the average quantity is three times less than the mercury released into the atmosphere by burning the extra coal need to power equivalent incandescent bulbs.
  • (13) This phenomenon can have a special significance for defining the vitality in inflammation of bone tissue, in burns and in necrosis of soft tissues a.a. of the Achilles tendon.
  • (14) Kunduz hospital patients 'burned in beds … even wars have rules', says MSF chief Read more The resolution – which was supported by Médecins Sans Frontières (MSF), the International Committee of the Red Cross (ICRC) and others – requests that Ban present recommendations on measures to prevent attacks and to ensure that those who carry them out are held accountable.
  • (15) A 26-year-old man with 40% full-thickness burns was treated by excision and split-skin grafting on the 7th post-burn day.
  • (16) We conclude that a burn involving the chest wall results in cardiopulmonary abnormalities, not seen after a body burn of a comparable size, which appear to be due to hyperthermia and an increased release of prostacyclin and O2 radicals.
  • (17) During treatment, the mother underwent an abortion and burned her face with kitchen chemicals.
  • (18) The tinsel coiled around a jug of squash and bauble in the strip lighting made a golf-ball size knot of guilt burn in my throat.
  • (19) Significant enhancement of IL-2 production by indomethacin was seen in the burned group (mean, 95%), but not in controls (mean, 23.8%) or normal mice (mean, 17.2%), and similar effects were seen with flurbiprofen.
  • (20) Twenty-one days of treatment of one group of burned rats with the selective beta 2-adrenergic agonist, clenbuterol, increased resting energy expenditure and normalized body weight gain, muscle mass, and muscle protein content.

Combust


Definition:

  • (a.) Burnt; consumed.
  • (a.) So near the sun as to be obscured or eclipsed by his light, as the moon or planets when not more than eight degrees and a half from the sun.

Example Sentences:

  • (1) Solely infectious waste become removed hospital-intern and -extern on conditions of hygienic prevention, namely through secure packing during the transport, combustion or desinfection.
  • (2) Glucose, osmotic pressure, packed cell volume, PFC by combustion and volatilization were also measured in blood samples.
  • (3) N-heterocyclic aromatics are environmentally important carcinogenic pollutants produced by incomplete combustion of organic material.
  • (4) A removable, stainless-steel tube is present around the heated area, and this particular configuration makes it possible to begin every combustion procedure from room temperature, and consequently, to achieve a complete evacuation of air from the line even for heat-labile samples.
  • (5) Combustion-product toxicity of perfluorinated polymers in small-scale tests varied markedly under various exposure conditions.
  • (6) Although few relationships among combustion parameters and emissions were uncovered, patterns of emissions were evident, suggesting commonality and relationships among the waste stream constituents and emissions.
  • (7) Biological studies have demonstrated that concentrated extract of tars from combustion of shale oil are carcingenic to the skin of mice.
  • (8) Some compounds derived from tobacco combustion can be induce a response of secretory immune system, because antigen penetration is by respiratory tract epithelium, with IgA antibodies synthesis and immune complex (IC) generation.
  • (9) Waste products from coal combustion have the highest potential risk among the fossil fuel alternatives.
  • (10) Bicyclic phosphorus esters (BCP) originating from the combustion of fire-retardant polyurethane foam containing phosphorus are highly toxic compounds and potent antagonists of GABA-ergic receptors.
  • (11) Firefighters are routinely exposed to a wide variety of combustion products.
  • (12) Combustion gas drying had no effect for the larger PAHs such as benzo(a)pyrene but caused mean increases of between 41% and 126% for fluoranthene, pyrene and chrysene.
  • (13) A wet combustion method for the carbon determination was developed.
  • (14) The design-specified operating temperature was 800 degrees C in the primary combustion chamber and 1000 degrees C in the secondary chamber.
  • (15) Fullerenes C60 and C70, generated by combustion, have been shown previously to be produced in controlled laminar flames accompanied by other compounds having fullerene-like characteristics.
  • (16) There is growing concern over the detrimental health effects to firefighters produced by exposure to combustion byproducts of burning materials.
  • (17) Residential wood combustion accounted for 75% of the exposure to particle associated organics, but only 20% of the estimated cancer risk.
  • (18) Evidence for the atmospheric formation of nitro-PAH has come only recently, from observations that 2-nitropyrene (2-NP) and 2-nitrofluoranthene (2-NF) neither of which has been reported to be emitted from combustion sources, are among the major nitro-PAH present in ambient air.
  • (19) The combustion gases of cotton, polypropylene, acrylic, flame retardant (F.R.)
  • (20) Products of incomplete combustion are identified as a major source of carcinogenic risk in urban areas, especially those from small non-industrial sources.