“Why are they black?” Only a sliver of her black ankle socks could be seen beneath her trousers, but it was enough to earn a scolding for breaking the “white-socks-only” rule for nurses there.
Have you ever pulled white socks from the washer only to find they look like they haven't been washed? If you want them to regain their original snow-white color, a homemade solution can work wonders.