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Wikipedia:Reference desk/Archives/Science/March 2019

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Welcome to the Wikipedia Science Reference Desk Archives
The page you are currently viewing is a monthly archive index. While you can leave answers for any questions shown below, please ask new questions on one of the current reference desk pages.



March 3

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Wikipedia:Reference_desk/Archives/Science/2019 March 3

  1. Has fentanyl toxicity been attributed to poor mixing?
  2. On average, how far underground could a meter-wide unreinforced vertical cylindrical hole go without the rock at the bottom visibly cracking or deforming under pressure?
  3. milky electrons

March 4

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Wikipedia:Reference_desk/Archives/Science/2019 March 4

  1. Zircon missile
  2. Kepler's second law of vectors
  3. How was Chernobyl operated for 14 years after the disaster?

March 5

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Wikipedia:Reference_desk/Archives/Science/2019 March 5

  1. psychology / psychosis and intent?

March 6

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Wikipedia:Reference_desk/Archives/Science/2019 March 6

  1. Someone sneezing on your gazpacho

March 7

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Wikipedia:Reference_desk/Archives/Science/2019 March 7

  1. Charged black hole, color charge
  2. How to calculate rate of flow in a pressurized gas?
  3. Geology - Htee Pwint Kan Umbrella Pond (copy of Feb. 15 discussion + a new video clip)
  4. Systemic vs Invasive infection
  5. Indiscriminately answering lawn fires with water: arson risk?

March 8

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Wikipedia:Reference_desk/Archives/Science/2019 March 8

  1. organ preservation techniques

March 9

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Wikipedia:Reference_desk/Archives/Science/2019 March 9

  1. Feynman Lectures. Lecture 15 (34). Special relativity [http://www.feynmanlectures.caltech.edu/I_15.html][http://www.feynmanlectures.caltech.edu/I_34.html]
  2. Mute swan wings

March 10

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Wikipedia:Reference_desk/Archives/Science/2019 March 10

  1. Nitrate in pomegranates
  2. Woman's foot in Myanmar

March 11

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Wikipedia:Reference_desk/Archives/Science/2019 March 11

  1. Remnants after an aviation crash
  2. Outcome prediction of events when there aren't many previous cases to build on

March 12

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Wikipedia:Reference_desk/Archives/Science/2019 March 12

  1. hmoledia
  2. Power sabotage in Venezuela
  3. Cancer pictogram at gas stations
  4. Ape has monkey as pet
  5. What kind of plastic is Febreze Air Effects spray cans made out of?

March 13

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Wikipedia:Reference_desk/Archives/Science/2019 March 13

  1. Electrified water
  2. Scarring during "alien encounters"
  3. Does Pluto have less orbit period variation in solar system barycentric coordinates than heliocentric?

March 14

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Wikipedia:Reference_desk/Archives/Science/2019 March 14

  1. Wastewater treatment
  2. Cleaning contact lens.
  3. LS coupling vs jj coupling
  4. Compass navigation in a non-dipole magnetic field

March 15

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Wikipedia:Reference_desk/Archives/Science/2019 March 15

  1. Type of paper
  2. What's the point of giving people with cognitive disabilities some extra time during exams

March 16

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Wikipedia:Reference_desk/Archives/Science/2019 March 16

  1. Coating steel chainmail to protect against corrosion
  2. Cherenkov radiation

March 17

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Wikipedia:Reference_desk/Archives/Science/2019 March 17

  1. Energy obtained from alcohol and vinegar in the diet

March 18

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Wikipedia:Reference_desk/Archives/Science/2019 March 18

  1. Can I boil water in an old tin can?
  2. Feynman Lectures. Lecture 34. Special relativity, Aberration [http://www.feynmanlectures.caltech.edu/I_34.html#Ch34-S8]
  3. Electrical question

March 19

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Wikipedia:Reference_desk/Archives/Science/2019 March 19

  1. Electrical arc generation - transformer specifications
  2. L-carnitine and propionylcarnitine
  3. Stratospheric water content

March 20

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Wikipedia:Reference_desk/Archives/Science/2019 March 20

  1. Gold teeth vs. silver teeth
  2. sine rms
  3. Safely holding a huge piece of uranium

March 21

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Wikipedia:Reference_desk/Archives/Science/2019 March 21

  1. Would shear force prevent gravity trains, if heat and pressure didn't?
  2. Smoking food with corn husks
  3. After a bilateral salpingectomy, is the uterus closed in the areas where the Fallopian tubes used to be connected to the uterus?

March 22

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Wikipedia:Reference_desk/Archives/Science/2019 March 22

  1. Inexpensive series of science books
  2. Polonium production
  3. Could a planet form from just helium and hydrogen?
  4. Walkable non-terran Solar System more or less surface than the Earth?
  5. Drainage

March 23

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Wikipedia:Reference_desk/Archives/Science/2019 March 23

  1. Solar system
  2. Basil as a channel modulator
  3. Having eyes like a rabbit.
  4. Chondroplasty

March 25

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Wikipedia:Reference_desk/Archives/Science/2019 March 25

  1. Pediatric Anesthesia
  2. Newby Island
  3. Why will the largest optical telescope stay 10 meters for over 3 decades then jump to 39?

March 26

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Wikipedia:Reference_desk/Archives/Science/2019 March 26

  1. Could multi-primary displays be cheaper if only 3 primaries were used at once?

March 27

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Wikipedia:Reference_desk/Archives/Science/2019 March 27

  1. Electrical engineers, do you know what this is?

March 29

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Wikipedia:Reference_desk/Archives/Science/2019 March 29

  1. Pink lakes

March 30

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Wikipedia:Reference_desk/Archives/Science/2019 March 30

  1. SETI jamming?
  2. How far could the Space Shuttle go if?
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