The house I live in does laundry a lot. And, they didn't recycle till I showed them the error of their ways.
So, instead of tossing these in the bin, I put them to good use. Here is an example of the things you can do with these wonderful lids!
Can you think of about a bazillion more?
By Sandi/Poor But Proud from Sweet Home, OR
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One way we reuse the caps from liquid laundry detergent bottles is in the bathroom: we use them to rinse our mouths after brushing our teeth.