Yes fungal infection I'd very hard to clear so get rid of old slippers. Re your loose nail just keep at it until the old nails have grown out then when new nails are showing once or twice a week for a few more weeks , any sign of new infection just drip into the nail and nail bed . It won't survive with t tree oil not far away
Water Pollution -“ A National Disgrace”? A case for renationalisation?
Things you find stressful that other people don't notice.