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Have you read about bleach and dryers?

This is not a question, forgive me. It is FYI. Dryers shrink clothes not by heat, but by dry air. Remove clothes before they are 100% dry to eliminate shrinkage. Also detergent and bleach don't work well together. Add bleach during last few minutes of the wash, not at the start. Maybe this old dog learned something new.

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  • 1 decade ago
    Favorite Answer

    We are mincing words here. Heat in the dry air contributes to the shrinkage but do not forget, SHRINKAGE starts with the adsorption of water into the fibers. Making that water evaporate too quickly increases the shrinkage rate. Ideally, drying should take place as slowly as possible but that is difficult to control at home. So water, heat, dry air, and mechanical action all contribute to shrinkage. Even some clothes that are air dried shrink when wet. Another thing that is somewhat out of context is the bleach and detergent thing you have read. Again, bleach cannot "dissolve" anything. It cannot enter into grease, oil, tannin, or alkaline stains until the "majority" of what is staining the item is gone. Bleach only removes remaining pigment but not really the "stain". Take tomato sauce for example, once you have removed the oil, the tomato, salt, sugar, etc with detergent, the bleach can remove the last traces of red pigment from the staining substance. It doesn't work on the rest of the stain, only the pigment. So, that being said, if you add bleach at the beginning of a load of wash, the bleach really does nothing until the majority of the soil is dissolved. This is perhaps why adding at the end of the cycle is what is being said. A better thing to do is to bleach in the rinse cycle then rinse again before adding softener but that adds a lot of steps. This is what the pros do.

    Adding the bleach to items that are not really stained works fine for convenience (sheets, towels, underwear etc). If the items are really "stained" you have to let the detergent remove as much as possible so as the pigment is the only thing left for the bleach to attack.

    Washing is all about chemistry and physics, no more, no less.

  • yoohoo
    Lv 6
    1 decade ago

    Your information sounds suspect to me. Dryer Heat ~versus~ dry air. Just too dang persnickity if you ask me. !

    Everyone knows to rescue the shinkables before they're fully dry, who cares if it's heat or dry air?

    Also what's up w/ the beach doesn't work well w/ detergent? How come nobody's made this little tidbit known to the general clothes-washing-public before now? Besides, I use bleach WITH detergent at the VERY beginning of the wash cycle. Whites come out very nicely. VERSUS I've soaked something filthy in just bleach & water for HOURS with very little whitening action; then ADDED detergent & get a better reaction & more whitening. So, please explain your information Oh Wise 1. ?

  • Anonymous
    1 decade ago

    they didn't mention that if you were to fold and store the clothes that we are not properly dried the little black dots of mold would also set in and even bleach could not remove those, and also that if we were to add the bleach at the last minute the bleach would not have time to get rid of stains from the laundry . Detergent and bleach have always worked hand in hand for years , thank you you for the Information but this old dog rather stick with the old fashion way of doing laundry.

  • SueyN
    Lv 6
    1 decade ago

    Just when I thought I knew everything. I never thought of adding the bleach during the last few minutes of the wash cycle. It makes sense too.

    Thanks

  • 1 decade ago

    Thanks thats interesting

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