Skeptics Stack Exchange
Skeptics Stack Exchange

Questions tagged [water]

A chemical substance with the chemical formula H₂O, and an important biological solvent.

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Water exploding upon microwaving

Many people believe that water can explode out of a container after being microwaved. Is this true?
Anil.Mathew
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Has 98% of Europe banned water fluoridation?

I came across this gem on facebook today. It contains no sources, makes a bold claim with a numerical statistic to "back it up", and has been "shared" and "liked" thousands of times in the last ~48 hours. Spotted at:…
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Is sea water suitable for human consumption?

Some relatives of mine think that drinking sea water is good for health, but I highly doubt it. They claim that drinking small amounts of sea water daily helps people to be healthier (reference provided by Oddthinking). Is this regular sea water…
amb
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Are inorganic materials in mineral water harmful?

After reading this article about if we even get our minerals from water, it ends with a feeling that drinking mineral water is actually unhealthy for you because it contains inorganic minerals that the body cannot process and can be deposited for…
Vigrond
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Does electrolyzed reduced water (ERW) extend the lifespan of animals (compared to regular water)?

Among the research interests of Dr. Pablo Campra (of recent graphite-in-Covid-vaccines claim) is something called electrolyzed reduced water (ERW). One of the (Asian) groups studying this presents is as Electrolyzed reduced water (ERW) is a…
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Does chlorine in water harm humans?

Some sources claim chlorinated tap water is harmful. Global Healing Center, for example, claims links to cancer, heart disease, asthma and atherosclerosis. The risk of developing cancer is 93% higher in people who drink or are otherwise exposed to…
cham
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Do holes in pot lids make water boil faster?

The responses to this reddit post make me think that it is a popular belief that holes in pot lids make water boil faster. The claim is that by lowering pressure, the water boils at a lower temperature. I had always assumed they were there solely…
Veedrac
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Water swirl according to hemisphere: video

I'm aware of the previous answer to this question. But my question is concretely about this video. Is it fake? How?
Martin Argerami
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Is reheated water less effective for skinning goats?

For the Hindu festival of Dashain, we strip the hair from a sacrificed goat with hot water. I was told that the water should be constantly heated. If it is allowed to cool before reheating, it becomes useless and it can't be used to strip the…
Four Seasons
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Is it actually beneficial to reduce water consumption?

Household appliances are getting more and more efficient at conserving water, and advertising claims that this helps conserve the environment. Some time ago, I've seen a documentary about a German waste water treatment plant where the incoming water…
Simon Richter
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Are snowflakes incapable of four-fold symmetry?

The following blog post says (emphasis added) Walking by our neighborhood’s great institution of learning this evening, I was pleased to see paper snowflakes in a window. Pleased, then displeased, because the snowflakes did not have six-fold …
Andrew Grimm
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Can a car run on water? As per this experiment

The Agha Waqar's car that ran on water was a great news for a long time. Where a Pakistan based inventor invented a car that got all the power from water. He was using a water kit to get the energy. Here is a WikiPedia page for that too:…
Afzaal Ahmad Zeeshan
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Does chlorine in water harm soil bacteria?

This article claims that both chlorine, and chloramine, which are added to many municipal water supplies to kill harmful bacteria, can also harm the good bacteria in soil, necessary for a healthy garden. It stands to reason that water that’s been…
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Can one save up to $160 a year by peeing in the shower?

Ok, this claim just came across Facebook -- that one can save $160USD by peeing in the shower. Certainly, peeing in the shower is both more green and will in fact save water, especially if you let the urine go down drain using gravity rather than…
Evan Carroll
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Does drinking sparkling water lead to Osteoporosis?

Possible Duplicate: Does pop/soda pop cause Osteoporosis? According to several studies, drinking carbonated drinks elads to this. Osteoporosis According to "Nelson Textbook of Pediatrics," there exists an association between lowered bone mass…
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