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What is needed:
Marseille soap grated by you or bought directly in flakes
Ammonia
White de Meudon (the ecological degreasing cleaner can be bought in shops specialising in natural and organic products or DIY shops)
A microfiber cloth or just a soft cloth
The steps:
1) Get one bowl and pour two tablespoons of water.
2) Then dilute 4 spoons of Marseille soap.
