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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4
votes
8answers
5k 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 ...
5
votes
18answers
65k 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 ...
-3
votes
6answers
15k 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 ...
2
votes
7answers
1k views

How to make a sticky mess (a permanently sticky material like sap)?

I have some items I want to add rustic handles to by wrapping them in rope. Imagine a frying pan or feather duster. The items are slippery enough that the rope may loosen or even come off. I would ...
2
votes
2answers
163 views

How to remove scale from coffee machine?

I have a coffee machine which can make espresso. It has a grinder and a brewing unit, and it takes water from a dedicated container, not from a tap. It looks mostly like this picture: https://www....
2
votes
2answers
149 views

How to defoliate a tree with 38cm diameter trunk?

Have here a tree that is being needed to be removed, and we want to defoliate it first before proceding to its removal. Any ideas on how it could be defoliated?
19
votes
11answers
6k 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 ...
1
vote
4answers
997 views

How to remove pen ink from cloth?

I have a denim trouser. I am unable to remove blue pen ink on the pocket area of the trouser. What can I do?
8
votes
2answers
2k 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?
1
vote
1answer
126 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
votes
2answers
2k 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 ...
2
votes
1answer
3k 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
votes
2answers
262 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 ...
6
votes
8answers
66k 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 ...
0
votes
3answers
887 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
vote
1answer
2k 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
votes
1answer
2k 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
votes
1answer
15k 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 ...
5
votes
3answers
10k 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
vote
4answers
5k 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?
5
votes
4answers
960 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?
3
votes
3answers
108 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 ...