Questions tagged [cleaning]

For questions about cleaning agents and methods used to remove dirt, stains, residues, and bad smells, including proper waste disposal. For particular questions about surfactants, use the [surfactants] tag.

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1answer
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What is formed when hydrogen peroxide reacts with titanium?

I just got night contact lenses, and you are supposed to use a "one-step" cleaning solution to clean it over a period of six hours. At the bottom of the lenses case, there is a "titanium plate ...
4
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1answer
43k views

Deodorizing using baking powder instead of baking soda

I am an engineer and I understand the difference between baking power and baking soda as baking powder is baking soda (alkali) with tartaric acid (acidic) and an inert starch (why? Is this a catalyst ...
3
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1answer
454 views

Urea-Formaldehyde cleanup

I work a lot with Urea-Formaldehyde resin/plastic, both in carpentry and textiles. Cleanup while still uncured is simple enough. Cleanup before even mixed is easy enough. What I don't know, is how to ...
18
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1answer
3k views

How many times can we recycle one sheet of paper?

Its really interesting to see the process of recycling of paper (as shown in picture below) but at the same time I was thinking like for how many times can one sheet of paper can be recycled ?
2
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1answer
192 views

Water in the ultrasonication bath

Why something jelly forms in the water if it is kept in in a ultrasonication bath for long periods? When water is exposed to ultrasonication for say a month, some jelly substances form in the ...
2
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1answer
122 views

Is triclosan harmful?

I keep hearing about this product known as triclosan, and that it is used in sanitizing soap. And I also heard that it is harmful, and causes some sort of muscle problems. However some people aren't ...
1
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1answer
55 views

Eco Friendly Cleaning Solution [closed]

I would like to find a solution that can kill roof algae, fungus, mold, mildew effectively without using environmentally unfriendly products but don't know enough about chemistry to make a solution ...
1
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1answer
885 views

How to remove epoxy on clothes?

How to remove epoxy on clothes in the perspective of chemistry? More precisely in my case, how to remove the hardener of epoxy, which consists of two components: hardener and resin. The clothes is ...
2
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0answers
230 views

How paper-tag survive in the dry-cleaning process?

This prevent the clothes from being ruined by ink on the paper tag. To put the garments attached with this paper through the whole process of dry-cleaning, I have the questions listed below paper ...
10
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1answer
3k views

Soap and rain water, why does it not rinse off?

I am in Papua New Guinea at the moment, where rain water harvesting is the most common way of getting water. When washing hands, the soap feels hard to rinse off, and my skin feels "greasy". I read ...
0
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2answers
2k views

How do I clean a silk tie at the knot?

I would like to know how I can clean a silk tie at the knot. I presume it got filthy, over time, due to "fatty" fingers. I am looking for answers either based on 1) good theory or 2) personal ...
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2answers
6k views

Cheap and not messy solvent for motor oil

I have an old oil cooler of an old Volkswagen engine (the type where the oil itself is cooled, and uses no water) stained with decades of usage. If I pass water through it, it comes out clear, but if ...
3
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1answer
3k views

Is hydrogen peroxide safe for cleaning porcelain?

From my understanding hydrogen peroxide only reacts with bacteria in a way that it should burn them more or less. If that is true, can I then safely use hydrogen peroxide to clean my bathroom sink ...

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