Questions tagged [chemicals]

Hacks related to the storing, [cleaning] (with or from), testing for the presence of, and safely disposing toxic and non-toxic chemicals including, but not limited to, cleaners and fertilizers.

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4answers
232 views

How to remove pen ink from cloth

I have a denim trouser. It is unable to be removed Blue pen ink on the pocket area of the trouser
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1answer
109 views

Free distilled (deionised) water, as a byproduct

My wife needs a CPAP machine for sleep apnea. One of the things her model does is humidify the air. To do this it evaporates about 1 cup (237 mL) of water every night. One is strongly advised to use ...
2
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5answers
129 views

How to store opened PU sealant cartridges?

I usually have an opened, partially used 300 ml cartridge of polyurethane (PU) sealant around that I slowly use for various repairs. It's the type of cartridges used in a sealant gun. Now PU cures by ...
1
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4answers
210 views

How to cure „stickiness“ on walkie-talkie rubber components

I have just retrieved my walkie-talkies from the big storage box where they lived for the last couple of years. The rubber/rubberized components (grip coating, dials, etc.) have gone very sticky to ...
2
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1answer
285 views

What chemicals to use to whiten recycled paper

I'm planning of recycling used paper. I first shred the paper into small bits, grind and blend the paper bits into a thick pulp by adding water and color (white dye or something else) and then ...
0
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2answers
97 views

Cleaning the back of LCD screen

I was asked to repaire LCD screen and after doing so, I wanted to polish the screen so I used ACETONE to clean it, but when I tried the same on the back of the LCD, acetone dried and don't know how to ...
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4answers
5k views

Continuous vinegar disinfecting of dehumidifier water basin

Being a very lazy person, I get tired of vinegar spraying the inside of my dehumidifier's water basin every week. It's a highly compact machine, and the water basin is has an odd shape, with all ...
0
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3answers
507 views

Verify the accuracy of ph test strips

In the summer I keep a "fast set" pool setup in the garden and hence have to concern myself with chemicals etc. to keep it clean. I use the "test strips" to monitor the ph and Chlorine levels in the ...
1
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1answer
413 views

What is a cost effective substitute for Shea butter to be used in DIY natural deodorant?

I hope this is the correct SE site for this question. I think most people like me are interested in avoiding putting chemicals under our arms that can put our health at risk. I found this recipe for ...
3
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1answer
856 views

How to make dry ball pen work again? [duplicate]

I have a ball pen, nearly full (like 90%), but it is dry at the tip, and no ink will come out. How can I make the ink flow again?
0
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1answer
8k views

How to remove urine scale from toilet elbow? [closed]

I ask this question here because all other sites I found on the web (mostly in German, because this does not seem to be a common problem in the English-speaking world - or people just don't care) give ...
7
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2answers
1k views

What is the best and easiest way to pick up mercury drops from the floor?

Mercury has been dropped on my floor and I want to collect it back in container. What is the best and easiest way to pick up mercury drops from the floor?
2
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2answers
1k views

Remove ink from coroplast

I'm trying to remove the ink/paint from coroplast signs with a simple trick. Any household item, something not too expensive that I can find easily. I saw once that recycling facilities could remove ...
5
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3answers
6k views

How can I open or loosen a metal screw cap of a bottle of polyester resin?

does anyone know how I can open or loosen a metal screw cap of a bottle of polyester resin which is stuck with the resin? Last time I used this resin was 3 months ago and I wiped the mouth of the ...
1
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4answers
3k views

How to better clean the inside of my car's windshield?

I've tried using windex with a microfiber cloth several times but it's not cutting through the filminess on the window. What household items should I try instead?
6
votes
8answers
26k views

How can I neutralize the odours of certain washing detergents?

Brands of clothes washing detergents such as Tide, Gain, and Downey contain a strong chemical odour which is offensive to me. No amount of airing-out will diminish this odour. Things washed using ...
3
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3answers
102 views

How to rid toxic all purpose cleaner?

I recently used an all purpose cleaner that I found out was a highly toxic un-vetted product, according to the EWG. I used it on a couple of shelves. I obviously threw the product away, but how do I ...
19
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10answers
5k views

How can I clear my shower drain without drain cleaner?

While showering I notice that the drain starts to clog and water start to accumulate, but yet its not totally clogged. What can I do to prevent further clogging, while still being able to continue my ...
5
votes
4answers
884 views

How do I remove burned-on gunk from an enamel stove-top without using harmful chemicals?

I know I can use oven-cleaner but it's extremely caustic. And I don't want to wear myself out scrubbing. Is there another way?