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Philippines - Member - New Member Engineering Fields - Control Engineering - New Member Engineering Fields - Instrumentation Engineering - New Member

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Laundry

06/11/2007 7:08 PM

Guys,

well, hehe, washing clothes needs some science also right'?

I have a problem regarding my white tshirt.

I used it for our team building, in a mud slide!

Now I cant remove the mud off my "white" tshirt! Commercials on TV says their soap could!

But I cant!

please help!

Thanks

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#1

Re: Laundry

06/11/2007 8:58 PM

Please state what country your in (don't say Mars) as suggesting products that are not available to you is just cruel. We have a product down here, which is effectively a gentle bleach. There are actually plenty of others that do the same thing. No, soap is not one of them (not unless the marketing department comes around to hand-scrub your shirt for you). I assume your are not in management, or you would have created another team building exercise that involved, well, the marketing department coming around to hand-scrub your shirt for you.

Do NOT believe most of what you see in ads, it is (mostly) either an over-exaggeration or a bald-faced lie. Yes, part of my job is in marketing, no, I haven't seen the movie yet.

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#2

Re: Laundry

06/12/2007 1:55 AM

Some soils contain oxides which is hard to remove from clothing once it has dried up first.

Keep on washing and scrubbing and you may end up with a clean worn out shirt.

I have an alternative solution for you. Die the shirt in green and brown. You may start a craze for camouflage T shirts.

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Associate

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#3

Re: Laundry

06/13/2007 2:06 AM

First, keep the shirt exposed to sunlight for a sufficient length of time, (at least two days), and then wash it with normal soaps and detergents.

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Guru
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#4

Re: Laundry

06/13/2007 7:08 AM

concentration is part of the answer. Shear on the cloth to wind/unwind the threads and shift the weave about. The other thing is cool water. A hot water cycle runs the risk of expanding the pores in the cotton and can get the soil into those pores which tighten on drying

Suggest you wet the shirt with pure liquid laundry detergent and twist it into a rope with a a wood stick through both arms as one end and the tail clamped between two boards as the other. Then tighten the twist, release and reverse twist the other way. Do this for 20 cycles, rinse and assess. Repeat as needed. Twist to the point where you squeeze the soap out, but not so hard you tear the shirt, add fresh soap to keep the cloth soaped.

This method will rescue many badly soiled shirts. It has a cost....it weakens the threads if your twist it too tight. Just a firm two hand twist is enough.

If you have a wringer machine you can do the same by folding into a pad about 8 plies deep, doing the twist/reverse twist 10 times by hand and taking it through the wringer. Rinse and repeat as needed.

The high detergent concentration will suspend the soil and the extended mechanical agitation will get it out. It is a gradual process. I am not sure if bleach will help as the soil is usually non organic minerals mechanically embedded in the fiber matrix

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#5

Re: Laundry

06/13/2007 8:39 AM

This is scary that men know all this! My wife says try, if you can get it, a product called oxy-clean.

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#6
In reply to #5

Re: Laundry

06/13/2007 9:40 AM

Sorry, but I think that Oxyclean has been removed from the market because it didnt live up to it's claims.

I would suggest that you try to get a detergent from perhaps Honduras or another country that still allows phosphates in their detergents. I travel to many of these countries and use their detergents to clean clothes spotlessly clean when they were soiled beyond belief. The move to remove phosphates from detergents has resulted in much poorer cleaning power of detergents, but we do have less algae growth in our "pristine streams and lakes" now. It, of course, was a trade-off brought to you again by the environmental lobby.


I have a friend that is a formulation chemist that has developed a line of "green" cleaners that might handle the stains, but thats another matter.

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#7
In reply to #6

Re: Laundry

06/13/2007 9:57 AM

Still advertised here on the east coast. Actually it worked pretty good. I had a massive grease stain on a cloth seat in our car (thanks to the car mechanics). It was the only thing I tried (wife recommended) that worked and removed the complete stain.

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Anonymous Poster
#8

Re: Laundry

06/13/2007 11:14 AM

Try using TSP (tri-sodium phosphate).

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#12
In reply to #8

Re: Laundry

06/14/2007 8:26 AM

Hardware stores or home improvement centers carry TSP in the USA. It's a powerful cleaner, but I don't think your T-shirt will ever look the same. Tie-Dye it.

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#9

Re: Laundry

06/13/2007 12:50 PM

It's a T shirt -- use it for a car wash rag and buy a new one to wear.

By the time you get it clean you will have invested too much time and wasted a lot of laundry products.

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Commentator
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#10

Re: Laundry

06/13/2007 1:12 PM

In future maybe you should create a naked mudslide building team, we are easier to clean than our clothes. This might also be a good marketing scheme to attract more fans

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#11

Re: Laundry

06/13/2007 1:57 PM

You really want a spotless 'T' shirt?

Try Haynes or Fruit of the loom. To get good results, they must be new.

As far as your muddy one, buy some swimming pool liquid Chlorine and immerse your shirt in it for couple of minutes, Than wash it with some detergent and hot water. Mine did clean. But than, we don't have mud-slides...

Wangito.

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#13

Re: Laundry

06/14/2007 9:50 AM

for some of the minerals you can use a 5% solution of Disodium Salt of EDTA it will remove Iron Calcium etc.

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agua_doc (1); Anonymous Poster (1); aurizon (1); Electron Oasis (1); Hendrik (1); Howetwo (1); jack of all trades (1); jemclau (1); possum (2); Sidban (1); user-deleted-5 (1); wangito (1)

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