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Questions tagged [safety]

The balance of benefit versus harm of an activity, device, technology or substance.

8
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2answers
338 views

Does teaching 6-12-month old infants to back float reduce their risk of drowning?

The American Academy of Pediatrics does not recommend water safety lessons for babies less than one year old: The water-survival skills programs for infants may make compelling videos for the ...
6
votes
1answer
637 views

Is using a phone while driving more dangerous than driving while drunk?

There have been numerous studies that show how using a phone while driving is more distracting than other non-driving tasks and even worse than driving while intoxicated. Here was a study done in the ...
30
votes
0answers
557 views

Does cutting paper dull a knife quickly?

This question is a follow-up to "How to test the sharpness of a knife?", my answer to it, and the comments my answer generated. Charlie Brumbaugh wanted to know how to tell when he is done when ...
24
votes
0answers
831 views

Was there a Soviet anti-motorcycle-helmet campaign in the late 1950s and early 1960s?

Lessig (1995, pp. 964–965) writes: Before the 1960s, motorcyclists in Soviet Russia did not wear helmets. In part this was because of a lack of any perceived need to wear helmets; in part it was ...
16
votes
0answers
701 views

Is online dating unsafe?

Is there any evidence to support the common conception that one is more likely to be physically injured when dating someone met online as opposed to someone met "offline"?
14
votes
0answers
377 views

Is there a huge gas bubble below the Gulf of Mexico floor ready to wreak havok?

I was sent the video HERE a bit back, which gave me pause. It was sent by a family member who at least grants plausibility to 9/11 conspiracies and some other, shall we say, "fringe" theories about ...
11
votes
0answers
321 views

Do childrens' playgrounds designed to be safe reduce injuries to children?

In Tim Harford's book-length argument that some degree of messiness is, contrary to much modern opinion, a good thing, he makes an argument late in the book that applies to the spaces where children ...
10
votes
0answers
1k views

Does “dirty electricity” cause cancer?

Research by Magda Havas, Ph.D., of Trent University in Canada, and U.S. epidemiologist Samuel Milham, M.D., links something called “dirty electricity” with diabetes, malignant melanoma, and cancers of ...
9
votes
0answers
821 views

Does “reverse sound technology” make headphones safer?

Purebuds Earphones claims that their use of "Reverse Sound Technology" makes their earbuds safer, preventing hearing damage. I searched for a scientific study of this technology, or at least a good ...
9
votes
0answers
747 views

Is there credible evidence that a child using an iPad will have their eyesight affected?

I have been told by several people that allowing my young children (aged 2 and 5 at the time of writing) to use an iPad, or similar device, would affect their eyesight. I have found the following ...
8
votes
0answers
1k views

Is filling multiple vehicles in one transaction at a gas station a safety hazard?

According to this gas station, pumping gasoline into more than one vehicle is a serious safety hazard: The gas station making this claim charges different customers different prices per gallon ...
8
votes
0answers
448 views

Do defensive driving courses reduce car accidents in teenage drivers?

A fairly common claim is that young learner drivers should take defensive driving courses so that they know what to do if they lose control of their car. This comes with the implications it will ...
7
votes
0answers
1k views

Are chicken haunches especially toxic?

There have been some health concerns raised (mainly through word of mouth) with regards to the toxicity of chicken haunches. Apparently, in the industrial breeding and rearing of chickens many ...
6
votes
0answers
511 views

Do strobes on top of school buses improve safety?

Background In many states of the USA, school buses are fitted with a "roof-mounted strobe". In some states, they are required by law: Mike Simmons, state director in Arkansas, says that the state'...
4
votes
0answers
242 views

Is a weaver's knot more secure with both ends on the same side?

There are two different ways one can make a weaver's knot. One has both ends on the same side (a) the other on opposite sides (b). Pictures and a statement "the two free ends should end up on the ...
4
votes
0answers
995 views

Are rear-end collisions more dangerous in Compressed Natural Gas (CNG) than Petrol cars?

Is it more dangerous to be in a passenger car with compressed natural gas than with a petrol fuel tank when it comes to rear-end collisions? Lawrence Godwin, on eZine claims there is a explosion risk ...
3
votes
0answers
544 views

Does Charles Shaw wine contain animal blood & feces?

A post by Chris Knox on Quora was quoted on Gothamist, talking about Charles Shaw wine (aka "Two Buck Chuck"), says: "And it not only grabs ripe grapes, but unripe and down right rotten ones as ...
3
votes
0answers
362 views

Can surgical spirit and formaldehyde prevent blisters?

I saw the following claim in an article on Runner's World website: If your feet sweat profusely, this can increase the chance of blisters. Try soaking them in surgical spirit, or even better, three ...
2
votes
0answers
212 views

Is the risk of explosion increased by calling and charging a cell phone at the same time?

I have often heard that charging a cell phone and calling in the same time may cause the cell phone to explode. Here is a Facebook page that has pictures of what is claimed to be one such example. [...
1
vote
0answers
383 views

Are schools with armed guards or police safer?

The Huffington Post recently ran a story featuring Wayne LaPierre, the head of the NRA saying that, "Putting police and armed security guards in our schools to protect our children ... it's the ...