hair, towels, jeans, dog, dishes, blankets, car
Wool Sweater
Because its a name of something specific.
No, being the name of something specific, it is a proper noun.
water
medicine
shower sleep
anything that takes up space. brick
cotton candy
Candyfloss
laundry, bills, mail, workload
Ficus, and then something else depending on its specific species.
Mark, or tangible symbol, representing something or someone specific.
Eyebrows Chicken Nose Hairs Duck