47 votes

In the US, were clover lawns common until a supposed smear campaign by Roundup?

Clover was undesirable in US lawns prior to the invention of Roundup. Roundup (glyphosate aka N-phosphonomethylglycine) was invented in 1971. However, in Suggested Guide for Weed Control 1967 ...
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  • 96.4k
34 votes
Accepted

Is this "Remove child before washing" clothes label real?

The label is real. It is a joke on behalf of the manufacturer, the Norwegian company "Ugly Children's Clothing" (They now seem to be trading as Marius Kids; the history/relationship was too ...
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  • 132k
30 votes

Are there any laws preventing the copying of keys containing a DO NOT DUPLICATE stamp?

After doing some brief research, I found that it can be illegal in (at least) California - @DavePhD mentions in comments that similar laws also exist for North Dakota and Nebraska, and may exist for ...
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20 votes

In the US, were clover lawns common until a supposed smear campaign by Roundup?

You have it half-right, but to get the whole story, we have to go back to World War II. Insect-related diseases were a huge problem in every war before WWII, and often killed more soldiers than the ...
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  • 2,027
19 votes

If I buy "flushable" wipes, can I flush them without problems?

Summary In the US and Canada, if you buy wipes which say "Flushable" on the package, you normally should never flush them. (Source.) If you do, they may clog your pipes or your local sewer / septic ...
18 votes

Does immersing a wet phone in rice prevent it from dying?

Back in 2012 this probably wasn't answerable, now after Gazelle's research which was conducted in 2014 I can attempt to answer this. The good news: it prevents it from dying. The bad news: it isn't ...
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  • 29.8k
18 votes
Accepted

Do desktop computers catch fire (often)?

Do desktop computers catch fire often? http://www.nfpa.org/~/media/Files/Research/Fact%20sheets/office_fact_sheet.pdf In 2007-2011, there were an estimated 730 reported U.S. home structure fires ...
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  • 2,005
16 votes
Accepted

Does 32 g of Gatorade powder contain 33 g of carbohydrates?

Is the depiction of the label accurate? Yes, the same information is available directly from the manufacturer, PepsiCo Canada: The "why" question is largely out of scope of the site. It seems likely ...
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  • 132k
15 votes

Does copy paper become "old and yellow"?

Your co-worker is right, normal paper deteriorates due to its acidity and due to oxidation. Paper in Europe was originally made from cellulose sourced from linen and cotton rags. This made strong ...
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  • 1,591
13 votes

Did children in Ethiopia hack Android in five months?

Others, including Negroponte's own associate, have disputed the factual accuracy of his explanation. At an OLPC summit [and] in conversations with Negroponte’s collaborator Maryanne Wolf ... I heard ...
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  • 38.4k
13 votes
Accepted

Do aluminum-based antiperspirants cause cancer?

Research data does not have conclusive evidence linking the use of underarm antiperspirants or deodorants and the subsequent development of breast cancer. Researchers at the National Cancer ...
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  • 22.4k
12 votes
Accepted

Is there an EU regulation which says flags must be from non-flamable material?

Yes. There are a number of different fire safety standards that might apply in this case. Unfortunately, there is no single flammability standard for upholstery or vertical surface fabrics which has ...
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  • 9,396
11 votes
Accepted

Does a deep freezer use more energy when there is a layer of ice in it?

In general, frosting has generally a negative effect on cooling. How much depends on the air flow in the freezer, as cold air has to reach every part of the contents easily. Frost formation ...
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  • 78k
10 votes
Accepted

Are sardines farmed?

Like most saltwater species, sardines are not farmed in any significant number. Marine fishes accounted for only 2.8 percent of the world aquaculture production tonnage in 2017, according to this ...
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  • 4,857
9 votes

Can you sharpen scissors by cutting Aluminum foil?

I could not find experimental evidence, but the majority of people on a sharpening forum seem to agree that it will not work. https://www.bladeforums.com/threads/sharpening-scissors-with-aluminum-foil....
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9 votes

In the US, were clover lawns common until a supposed smear campaign by Roundup?

According to Ted Steinberg in American Green: The Obsessive Quest for the Perfect Lawn (2006): There was only one problem with 2,4-D. It killed clover, one of the most useful “weeds” found in the ...
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  • 38.4k
8 votes

If I buy "flushable" wipes, can I flush them without problems?

This website from ThamesWater (a water management company in UK) states that they are not flushable, and even shows you why. Other sources tell the same story: https://www.lanesfordrains.co.uk/...
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  • 375
7 votes
Accepted

Is human hair used to make bread?

Yes and no, if you are making your own Sourdough bread then I would say no, as you have created the starter and the yeast is all natural. However if you are buying shop bought bread then one of the ...
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  • 194
7 votes

Can the GoBe devices measure your caloric intake?

How do they claim this works? In their own words The History and Technology Behind Healbe GoBe: Algorithm owes its success in part to the active use of Inventive Problem Solving Theory (TRIZ) in ...
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7 votes
Accepted

Do different locks ever have the same key?

One key almost certainly can open someone else's lock in 'n' number of possibilities because even with the best locks, there are a finite number of combinations to which the lock maker sets the levers ...
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  • 22.4k
7 votes

Do Duracell batteries last longer than normal batteries?

Zinc-Carbon and Alkaline batteries are different battery types. The have a similar voltage and come packaged identically, however the amount of stored energy varies greatly. Comparison of battery ...
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  • 78k
7 votes

Do certain fruit combinations ripen faster?

Ethylene definitely has a role in the ripening of fruit. Ethylene and fruit ripening is a scientific paper that discusses the chemical mechanisms of ripening fruit. From the paper: The ripening of ...
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7 votes
Accepted

Is Pepsin from pigs being used for cheesemaking in the United States?

As background, the Kraft letter in the OP has been truncated. The letter was from Ellen Schwarzbach of Kraft to a vegetarian group sometime prior to 1997 and continues after the portion quoted in the ...
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  • 96.4k
6 votes
Accepted

Is it possible to get a suntan while wearing suntan lotion?

Yes, if you use sunscreen. No, if you use sunblock. Sunscreen absorbs an amount of radiation, but not all (sun protection factor is used to measure effectiveness): Sunscreen [...] absorbs or reflects ...
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  • 2,856
6 votes
Accepted

Do fruits and vegetables sold in supermarkets taste worse than those grown on local farms?

Yes it is true that some fruits such as raspberries and vegetables such as spinach in supermarkets taste different, when compared to local farms and farmers markets since most varieties of fruits and ...
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  • 22.4k
6 votes
Accepted

Did the ancient Egyptians call aloe vera "the plant of immortality"?

Well, actually, the headline of that article is almost correct, but by accident. It was not the ancient Egyptians who considered aloe a symbol of vitality, but the Egyptians of 1825, according to an ...
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  • 38.4k

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