How to Use backflow in a Sentence

backflow

noun

• Metacarpal When the head is lowered, valves in the veins close to prevent backflow of blood.
  — National Geographic, 20 Sep. 2019
• Shut the backflow valve and then open the manual drain valve on the sprinkler system.
  — Timothy Dahl, Popular Mechanics, 16 Sep. 2019
• There is no backflow, so the water will always stay clear.
  — Chris Hachey, BGR, 28 June 2021
• Other goalies who try to use backflow can get caught moving too much, or not be square to the shooter.
  — Matt Porter, BostonGlobe.com, 14 Jan. 2023
• The city plans to build a new pumping station to prevent backflow from storm drains, which sends water into the streets.
  — Talia Richman, baltimoresun.com, 7 July 2018
• The corners of the box fan can create a backflow, which can reduce performance.
  — Maggie Menderski, The Courier-Journal, 16 Sep. 2021
• Check valves allow gas or liquid to flow in one direction to prevent backflow.
  — Ashley Strickland, CNN, 14 Apr. 2022
• The drainage ports in the stable ring base allow for water to flow easily and quickly, preventing backflow so that your food doesn’t sit in dirty water.
  — L. Daniela Alvarez, Better Homes & Gardens, 29 Mar. 2023
• Start by closing the valve on the backflow preventer, which is also known as a pressure vacuum breaker.
  — Timothy Dahl, Popular Mechanics, 16 Sep. 2019
• Calcium deposits in heart valves lead to scarring that can restrict outflow and allow backflow.
  — WSJ, 8 Oct. 2018
• Keep in mind that some kits don’t pressure regulators, timers, backflow preventers, and line filters.
  — The Editors Of Organic Life, Good Housekeeping, 7 Mar. 2017
• The regurgitation, or backflow, of blood from William’s existing valve leak had risen sharply — and contributed to a new leak in another valve, his mother said.
  — Erin Alberty, The Salt Lake Tribune, 7 Nov. 2021
• This technique — in which a boat reverses its engine and the backflow creates a channel to free the dolphins — and subsequent refinements resulted in the release of 95 percent of the dolphins caught in the nets.
  — Michael A. Gardiner, San Diego Union-Tribune, 8 June 2022
• Keep in mind that some kits don’t include pressure regulators, timers, backflow preventers, and line filters.
  — The Editors, Good Housekeeping, 17 July 2018
• Unless the astronaut can keep the mouth closed and reswallow that backflow — which Pogue heroically managed to do — any liquids or solids ejected during a wet burp could conceivably float off and lodge in sensitive instruments.
  — Christian Millman, Discover Magazine, 29 Oct. 2015
• Its closed system uses a thin rubber backflow protector as a membrane to shield the tubing and pumping mechanism from possible milk-splashing, which could threaten the milk’s sterility.
  — Adrienne So, WIRED, 8 Apr. 2018
• Charcoal and pieces of rock from the ensuing tsunami’s backflow were discovered, although sulfur was notably absent, according to researchers.
  — Fox News, 10 Sep. 2019
• Local insurance agent Ray Sandoval was leery about having let a city Water Works employee inside his office to check his backflow preventer the day before the city’s public announcement.
  — Christian Sheckler, Indianapolis Star, 6 Apr. 2020
• In 1920, Serbian-American inventor Nikola Tesla designed a device without any moving parts that allows fluid to move in one direction while preventing backflow.
  — Rachael Lallensack, Smithsonian Magazine, 29 Dec. 2021
• In response to the cases, the OPH tried boosting sanitation around potable water spigots at campsites, including daily chlorine disinfections and mechanical devices that prevent backflow.
  — Beth Mole, Ars Technica, 28 Sep. 2022

Last Updated: 23 Oct 2024