Questions tagged [everyday-chemistry]

Applications of chemistry to reagents, reactions and processes of everyday life. Use this tag for question on chemistry in an out-of-laboratory/class context. DO NOT use this tag merely because the question is about simple chemistry.

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91 views

Why adding salt to kneading make it wetter?

Last week I tried a new recipe of pizza dough: 65mL of Water; 140g of Wheat Flour (typo 3); 7g of Yeast; 1 big spoon of Olive Oil; 25g of cooked potatoes; 1g of common salt; I think the recipe uses ...
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38 views

How are Kleenex Tissues Infused

Kleenex tissues are infused with long lasting scents - their scent is released when crushed. How does this work? I's like to know how to reproduce similar effect for another purpose. Who would be the ...
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55 views

Can I submerge a polyester shoe underwater to wash it, and for how long?

I'm wondering if this will damage the shoe somehow. The shoe doesn't include washing instructions. My shoe actually has four materials listed, they are: -Polyester -Polyuretan -Natural rubber -Nylon ...
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454 views

What does activated carbon do to gasoline vapor?

What does activated carbon do to gasoline vapor? After the vapor is absorbed into a charcoal EVAP canister, what is left to be sent to the engine? My question is in reference to the work of Tom Ogle ...
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140 views

Is polymerized oil soluble in oil?

"Burned food is bad for you." This basic tennet appears to be firmly held by specialists. Hence burnt food should be carefully cleaned from pots before subsequent use, and likewise on grilling ...
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99 views

What are APG and AEO7 and should I be concerned?

I'm considering importing some granite cleaner for my stone business to save some money and the following is the list of ingredients: APG, AEO7, silicone oil, water, White Mineral Oil My question ...
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832 views

Crusty white armpit stain that can't be removed by washing

Some of my t-shirts (the ones that are 100% cotton) started developing this strange armpit stain: it makes the fabric feel brittle and crusty around it; it can't be washed off with water and ...
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54 views

Is there any process to determine what elements a physical sample is made from?

I'm wondering if anyone knows of laboratory services that can analyze a sediment sample to tell what it's made of. Background: our drinking water has small black flakes appearing, and our city water ...
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1answer
5k views

Mixing bleach and ammonia?

I know that the two should not be mixed, but i want to know that if the two become mixed in a contained unit, does it build pressure? Or can you seal the container safely untill it can be disposed of ...
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316 views

What is the patina formed on copper pennies?

I'm currently taking high school chemistry and I don't quite understand my results from my experiment. I had two pennies where both were put into a mixture of salt and vinegar. One of the pennies ...
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240 views

Why do Pop Rocks fizz longer in milk than in Sprite?

After doing an experiment with Pop rocks in various liquids, it was noted that they fizzed the longest in milk. My daughter compared Sprite, apple juice, water and milk, and milk fizzed the longest. ...
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150 views

Sugar cube is filled with liquid (coffee), only if corner is sinked for few millimeters

Sorry for quite stupid question, but I could not find answer for it (perhaps my question is wrong). I noticed one thing about sugar cubes. When I sink one corner of cube in coffee, just for few ...
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40 views

Does Beta-ionone posses the same anti-ageing properties as Retinoids if applied topically to the skin?

I read a scholarly article on oxidisation and collagen structure in the dermis and they mentioned the use of Retinoids topically. so I looked into retinoids (admittedly on Wikipedia) for an overview (...
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485 views

Does freezing tights make them more durable?

Various blog posts and articles suggest that freezing a pair of tights will make them last longer. From a blog named Eclipsed Moon: Put your tights in the freezer. I thought that this was ...
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119 views

Qualitative Analysis for Chemistry Project

I am making a chemistry project wherein I wish to analyze the contents of purified and unpurified water, mainly the salts contained in them. What I wish to know is: What is the best way to do this? ...
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51 views

Resources where I can find approachable applied literature to understand general chemistry topics?

I am trying to find resources where I can learn about general chemistry topics outside the scope of a textbook, preferably in primary literature. Note, I have read through a general chemistry text and ...
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95 views

Bubbles appeared on rubber gloves

I have a pair of natural rubber dishwashing gloves. These particular gloves were brand new but sitting loose out of the package on top of the supplies under the sink. I pulled them out today & ...
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39 views

Thermodynamic-Fuel and efficiency

Why is the maximum theoretical efficiency of Ar engine higher than that of Nitrogen engine? On a molecular level. For an Otto Cycle $\mathrm{Eff} \le\left(1-r^{1-\gamma}\right)$ $\gamma=\dfrac{C_p}{...
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56 views

What home chemical can I use to make droplet lens?

I'm very interested in making homemade droplet lens, I want to know what home element can I use to cook them. Here's a video showing the process, with no further information: https://www.youtube....
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94 views

Grapefruit and sugar gelatin like substance

More or less I am trying to figure out how this reaction occurred, so I can reproduce it. On a plate I had an excess amount of sugar with a fair amount of grapefruit juice which was stuck to the ...
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52 views

Skin Adhesive Emulsion

I'm working on upgrading my current skin adhesive emulsion. It is a roll-on skin adhesive used to keep clothing attached to the skin. Ingredients are; Alcohol Denae,Ethyl Ester of PM/MA Copolymer,...
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835 views

What is the best invisible ink for clothing?

I am interested in writing and revealing a message in invisible ink for theatrical purposes. I found a list of potential compounds here but I am having a hard time prioritizing which to experiment/...
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1answer
45 views

What is the platinum doing in a Zippo hand warmer?

My Zippo hand warmer requires lighter fluid, platinum catalytic burner, and a heat source to start the flameless catalytic process. What is the platinum doing in this reaction?
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1answer
110 views

Applications of magnesium sulfate monohydrate MgSO4 · H2O

How is magnesium sulfate monohydrate $\ce{MgSO4 * H2O}$ used for in chemistry and how does it work as a valuable laboratory drying agent? I could not find too much information in my book or the ...
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24 views

Electrolytes for Anodization at Home

I'm looking into anodization, and all the people doing it seem to have sulfuric acid as their first choice electrolyte, while others use sodium metabisulfate. Having simple access to exactly neither ...
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33 views

Why chemicals bottles (plastic) have paper seals?

I have my film developer and fixer in the plastic bottles, also I have glycerine and propylene glycol. They all have paper seals (in caps) that those chemicals get wet and destroy - they just fell ...
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14 views

anionic surfactants as salt water induced rust inhibitors

There are a multitude of product that purport to protect boat engines from the adverse effects of salt water. These anionic surfactants claim to rinse away salt buildup. I do not understand how a ...
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19 views

Supplement weight by element or compound

When a vitamin or supplement claims, for example, that it contains 600 mg of calcium (as calcium carbonate) what does that mean? Does each tablet contain 600 milligrams of the element calcium? Or ...
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1answer
42 views

Will charcoal briquettes (not activated) absorb water out of the air in the house in a subtropical climate?

I live in Florida, an incredibly wet environment where it's very difficult to get moisture out of house without using a dehumidifier 24/7, which is too expensive. Would charcoal briquettes be of any ...
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52 views

How to effectively get rid of 2-propanol acetate vapors and smell

I need to get rid of 2-propanol acetate vapors and its smell and need some chemistry help. Some possibilities I came up with: soap and water to rinse surfaces because soap might help increase its ...
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25 views

Sound or light reversible super glue possible?

Sorry if this is a stupid question and help me to improve it. Super glue is meant to be quick and mostly universal but we can stick to ceramics and/ or wood. Imagine you put parts with the glue ...
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21 views

What type of acid (and how much) needed to generate Chlorine Dioxide gas when added to Sodium Chlorite (for odor removal)?

I have several lbs of Sodium Chlorite (flakes), which I would like to use to generate Chlorine Dioxide gas in order to remove odors from rooms, autos, boats, etc. There are commercial products sold ...
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32 views

Adding apple cider vinegar to a solid DIY deodorant

If I wanted to add a bit of apple cider vinegar to my oil based deodorant, to increase antimicrobial properties, would this cause me to need a preservative? My deodorant is not water based, so I don't ...
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106 views

Why does copper jewelry & wire smell bad - even when I'm not wearing it?

I make jewelry by weaving a frame from copper wire for a gemstone, then making copper coils or spirals, etc for further decoration. Even 'on the roll', the copper wire smells bad - and the smell ...
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338 views

Melting point in hydrocarbons

Checking out the molecular structure and the melting points of various hydrocarbons I concluded: 1)branching increases the melting point of a hydrocarbon molecule 2)symmetry increases the melting ...
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26 views

Which is the more effective home insecticide? Boric acid or borax?

I recall my late father introducing me to one of either boric acid or borax... as a relatively low human toxicity very effective insecticide. The thing is, I cannot remember which chemical my father ...
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28 views

Why cant nail polish be used as an acid mask for making a PCB?

In the question: PCB etching with sodium persulfate, permanent markers seem the most used and experimented with. The thickness of nail polish would give more solid planes and traces. Might nail ...
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197 views

Is borax redundant to trisodium phosphate as a cleaner?

I know that trisodium phosphate (TSP) is used as a rinse aid in cleaning solutions, but I have also seen borax as an (alternative?) ingredient as well. Is borax redundant to TSP, in other words, is ...
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47 views

Can a substance be extracted from solution by adding another substance with a higher solubility?

Suppose that I have a substance X dissolved in water. I then add a substance Y to the solution. Substance Y has a higher solubility in water than substance X, and more than enough of substance Y is ...
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14 views

Chemical interactions occuring when a ball smashes into a wall

I was just wondering. When a hard metal ball smashes into a concrete wall, such as during the tearing down of a building, what are the chemical interactions, in terms of electrostatics, that take ...
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310 views

Do mixtures have a boiling point?

Let's assume a mixture which can be heated without decomposing. This site explains that while pure substances have a sharply defined melting point and boiling point, mixtures tend to have a melting ...
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53 views

Formulation solubility?

Creatine is a popular sports/fitness supplement, generally sold as a powder to be mixed with water (usually like 5-10g creatine per serving). However, it is not very "soluble" in water -- barely 13.3g/...
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44 views

Why does it hurt in the mouth when drinking carbonated beverages?

The typical explanation for the origin of the "sting" is that $\ce{CO2}$ turns into carbonic acid (reddit, yahoo), however the "explanations" there are incomplete. The answer I'm looking for would ...
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1answer
843 views

Solvents adequate for dissolving overheated polyethylene terephthalate glycol-modified (PETG) residue?

I work in 3D printing. One of the materials we use is polyethylene terephthalate glycol-modified, or PETG. It is a pretty good material, both in strength and appearance. It is melted and pushed ...
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2k views

What in Peanut Butter dissolves glue?

There is a common belief that Peanut Butter can dissolve certain types of glue. I've tested it and it does on a few common stickers. A forensic science crime procedural TV show (Bones) made a ...
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93 views

Name of the substance on which water cannot stay?

There is a show on discovery, 'You have been warned.'. In that show, once I remember seeing an unusual substance, when, on water was poured in it, even on a perfectly straight (non-slanting) table, ...
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153 views

Dissolve/alter cellulose properties for printed circuit boards

I'm trying to find any readily available chemical/substance (i.e. household, hardware store etc.) or combination of such that breaks down paper/cellulose. I'm a home electronics hobbyist and am ...
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32 views

Sacrificial Anodes

Sacrificial anodes prevent less active metals from oxidising by giving away their electrons instead. Now, I observed that these anodes are used on ships, pipes, water tanks etc., but nothing that does ...
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1answer
277 views

What is PPM in terms of air concentration?

When they say the $\ce{CO2}$ concentration is $\pu{350 ppm}$ what does this actually mean? Does this mean that if we took a sample of air say $\pu{1 m3}$ then $\pu{350 mg}$ of that cubic meter would ...
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44 views

Are detergents more efficient if poured into more water?

Let's say, I am washing my cloths "by hand". My steps would be: I take a basin of about 20L I pour into it some water I pour my detergent (the required amount, about a spoon) and a bit of bleach ...