1)cotton can be washed with strong detergents and requires no special care during washing and drying.
2)cotton can be bleached.
3)cotton can be dyr-cleaned.
4)cotton can be iron with high temperature.
5)if cotton be damped,mildew can form easliy which eat through the fabric causing small holes.
6)if cotton be harmed by acids.Which can be used to create a "worn" look or holes in jeans.