Here are the steps to follow:

Mix a teaspoon of baking soda with a liter of water;
Mix it in a bucket and clean surfaces such as wood, marble or tiles with a mop;
Add a few drops of essential oil to scent the solution (bergamot and lemon work well);
For tough stains, add three drops of white wine vinegar;
Mix with warm water and clean bathroom or kitchen tiles;
Dry the floor with a clean cloth.
DIY stain remover: the steps to follow to create it

In this case, you will need 1 liter of warm water, 2 tablespoons of baking soda, 3 tablespoons of alcohol and 1 tablespoon of Marseille soap flakes.

Then follow these steps to prepare it:

Mix the ingredients;
Transfer to a container with a spray bottle;
Spray on surfaces and rub with a microfiber cloth to remove tough stains;
Rinse and dry to remove all traces of water;
To treat blackened joints, you can spray this product and let it sit for a few minutes;
Scrub dirt with an old toothbrush;
Rinse and dry.