I use baking soda, just put a couple of teaspoons in the pot, top with hot water and leave overnight - it works great on thermos flasks too! ... View related article.
Try cutting a lemon in half and dip it into a litle salt, rub it over the affected area - leave for a couple of hours then go back and rinse off. The lemon is acidic and the salt abrasive it beats using a limescale remover and leaves everything smelling lemony! (You may have to repeat if the marks have been there a while.) ... View related article.
Try Baby wipes for cleaning leather followed by a thinly applied lanolin type hand cream to condition the leather and prevent cracking of the leather ... View related article.
Here in England the local councils give you separate bins to recycle, glass, plastic bottles, paper, cardboard, aluminium cans and garden cuttings for composting it keeps the amount of waste going to land fill down and adds extra revenue for the council ... View related article.