What's the difference between distillation and reflux?

Distillation


Definition:

  • (n.) The act of falling in drops, or the act of pouring out in drops.
  • (n.) That which falls in drops.
  • (n.) The separation of the volatile parts of a substance from the more fixed; specifically, the operation of driving off gas or vapor from volatile liquids or solids, by heat in a retort or still, and the condensation of the products as far as possible by a cool receiver, alembic, or condenser; rectification; vaporization; condensation; as, the distillation of illuminating gas and coal, of alcohol from sour mash, or of boric acid in steam.
  • (n.) The substance extracted by distilling.

Example Sentences:

  • (1) The target concentrations for the butane:pentane mixtures were 4500 and 1000 parts per million (ppm), while 5200 and 1200 ppm were set for the gasoline distillation fraction.
  • (2) A transient increase in the membrane potential was observed when distilled water was applied to the membrane adapted to an appropriate salt solution, which was similar to the water response observed in taste cells.
  • (3) The distribution of the kations in the hair can be changed by washing with distilled water.
  • (4) Indeed, mainstream economics is a pitifully thin distillation of historical wisdom on the topics that it addresses.
  • (5) Only a drastic osmotic shock in distillated water as a mean to disrupt mitochondrial membrane was found to strongly increase the actual rate of the rotenone-sensitive activity.
  • (6) Aggregated virus was not dispersed by one-step dilution (7,000-fold) in distilled or untreated lake water but was dispersed if phosphate-buffered saline or clarified secondary sewage plant effluent was used as diluent.
  • (7) Sections are brought to water, stained in Delafield's alum hematoxylin for 10 minutes, washed in tap water for 10 minutes, counterstained in 1% Procion brillant orange M-GS for 15 minutes and washed in distilled water for 10 minutes.
  • (8) Surfaces of the specimens made with slurry water were significantly harder than those of specimens made with distilled water.
  • (9) The sensitivity and specificity of cold air, ultrasonically nebulized distilled water mist (USM), and standard methacholine (MCH) challenges were studied in 21 children with asthma (mean age 11.5 years) and 12 normal children (mean age 14.2 years).
  • (10) We find that freeze-drying is the most reliable and easy method for molecules that withstand distilled water; freeze-etching can be successfully applied to transmembrane proteins (even in the presence of detergents or salt); the glycerol-spray technique provides an excellent alternative to the cryotechniques in particular for studies of single linear molecules.
  • (11) The effect of intravenously administered distilled water was examined alone and during alkalization in a patient with gross hematuria associated with the sickle cell trait.
  • (12) As regards method of administration, CMNX from a vial was dissolved in physiological saline or distilled water for injection, and the solution was administered by 3 to 5 minutes one shot intravenous injection (15 cases), or CMNX was diluted with large volume parenteral product and administered by 30 to 60 minutes drip infusion (10 cases).
  • (13) I quoted Cooke because, as he himself suggests, what he wrote is a pure distillation of a widely held view in US political discourse.
  • (14) Added NADH had no effect on O2 consumption at 80 mosM but sharply stimulated it when platelet suspensions were exposed to 60 mosM media by pretreatment with distilled water.
  • (15) Thai rice (25 g) was boiled with 500 ml of distilled water for 30 min.
  • (16) Acidic rinsing resulted in an immediate 90% reduction in exhaled ammonia in all subjects, and a return to 50% of baseline levels occurred within 1 h. Depletion that resulted from tooth brushing or distilled water alone was not significant.
  • (17) No growth of Coccidioides immitis occurred when fluid from infected tissue or arthrospores suspended in distilled water were plated on the surface of Sabouraud medium, solidified with refined agar, and containing 20 mg of polymyxin B per liter.
  • (18) A traction test of bodies prepared from Superpont C + B wal also to assess the range of firmness in relation to the period of storage in distilled water.
  • (19) 0-2-0-4 mM-NaCl show lower rates of net salt loss in distilled water and higher rates of net salt uptake form dilute NaCl solutions than do populations from freshwaters of ca.
  • (20) The vesicles suspended in saline retained 100 kilodalton protein of which amount is correlated with prodigiosin level, but the 100 kDa protein was found in the supernatant when the vesicles were lysed in distilled water.

Reflux


Definition:

  • (a.) Returning, or flowing back; reflex; as, reflux action.
  • (n.) A flowing back, as the return of a fluid; ebb; reaction; as, the flux and reflux of the tides.

Example Sentences:

  • (1) The use of glucagon in double-contrast studies of the colon has been recommended for various reasons, one of which is to facilitate reflux of barium into the terminal ileum.
  • (2) This suggests that a physiological mechanism exists which can increase the barrier pressure to gastrooesophageal reflux during periods of active secretion of the stomach, as occurs in digestion.
  • (3) This is a report concerning a unique combination of Alzheimer's disease with the following refluxes: buccosalivary, gastroesophageal, vesicoureteral, urethroprostatic and urethrovesicular, along with neurogenic bowel and neuropathic bladder.
  • (4) It was considered worthwhile to report this case due to the problems which arose concerning the choice of a thoracic rather than abdominal route owing to the impossibility of associating cardiomyotomy with anti-reflux plastica surgery because of the reduced dimensions of the stomach.
  • (5) In case of biliary and pancreatic duct obstruction with pure pancreatic reflux, both oedema and inflammatory infiltrations were evident, whereas, in the presence of biliary reflux too, more serious histological features were detected.
  • (6) A quantitative index of duodenogastric reflux was obtained in each case by determining the percentage of the injected dose of 99mTechnetium-DISIDA that was recovered by continuous aspiration of gastric juice in fasting subjects.
  • (7) Reflux control, evaluated by clinical appraisal and roentgenograms in all patients and by 24-hour esophageal pH monitoring in some, has been complete in all patients throughout the study.
  • (8) A case of incomplete peno-scrotal transposition, with a perineal anorectal duplication, vesico-ureteric reflux and thoracic hemivertebrae is presented.
  • (9) Two of the excluded women refluxed during episodes of hiccough that occurred shortly after induction of anaesthesia.
  • (10) Early diagnosis and management of gastro-oesophageal reflux may help to minimise these lung function abnormalities.
  • (11) Trials of these therapeutic schemes promise a higher efficacy of the therapeutic measures for gastroesophageal reflux.
  • (12) A significant effect for pirenzepine was seen for episodes greater than 5 min (t = 2.61, P = 0.023) and a trend towards significance was seen for total (upright and supine positions combined) percent time of reflux (t = 2.13, P = 0.055).
  • (13) Importance of the water and acid-barium tests (De Carvalho and Donner tests) was proved in a large series of cases demonstrating an unknown gastro-oesophageal reflux and an associated oesophagitis.
  • (14) One hundred and two rats were subjected to one of following three surgical procedures: Antiperistaltic duodenogastric reflux (ADGR) was made for duodenal juice to reflux through the pylorus into the stomach.
  • (15) The diagnosis of G-E reflux was confirmed in all by the acid reflux test; esophagitis was present in 55% of patients submitted to endoscopy; the Bernstein test was positive in 43%.
  • (16) In none of the 22 followed-up patients (26 organs) did the reflux in the miction cystogram appear.
  • (17) Results of medical therapy of reflux oesophagitis are disappointing, especially compared to the success obtained in peptic ulcer disease.
  • (18) For many patients, gastroesophageal reflux disease (GERD) is a manageable condition.
  • (19) Regarding ureters read as true positives on indirect study, if that ureter has ever shown reflux at any time, or if it drained a scarred kidney specificity was improved to 97% without changing the sensitivity.
  • (20) Diagnostic problems were encountered in differentiating among multicystic dysplastic kidneys and ureteropelvic junction obstruction, dilatation owing to reflux or obstruction and lack of visualization of small hypoplastic kidneys.