1/2 to 1 cup (125 to 250ml) vinegar
1 gallon (4 liters) warm water
Keeping wood floors clean is the key to keeping them lustrous and beautiful. After a thorough sweeping, pick up an residual dirt with a damp mop and a combination of 1/2 cup (125ml) vinegar and the water (if you have been using oil soap on your floor, increase the vinegar to 1 cup or 250ml). The vinegar will prevent hard water spots from forming on the floor as it dries.