wash it with fairy liquid very hard
Baking soda is the best way to remove acid stains from concrete. Dawn may remove grease stains from concrete. Vinegar is another great solvent for grease stains.
yes but don't use bleach on urine
No
Stainless steel does discolor and stain. When this happens, apply a small amount of baking soda on the stain. Add a teaspoon or two of vinegar on top of the baking soda. Rub it in to remove stain.
I would say baking soda.
Yes, it does.
Vinegar.
Yes. Bleach, white vinegar and lemon juice are often suggested to remove such stains.
To remove phosphoric acid stains on black plastic, make up a paste of white vinegar and baking soda. Apply the paste to the stain and allow to sit for a few minutes, then rinse with warm water.
To clean slate, mix a bit of lemon juice, vinegar, and baking soda and make a paste. Rub the mixture on the slate and then rinse off.
Try baking soda with white vinegar.
no but bicarbanate of soda will