You can make Alkaline as follows.

Materials needed: lye, water.

1. First, make lye. Lye is alkaline and dissolves well in water, so it's a good material for making spout.

2, then add water to the lye.

3. Stir with a spoon until the lye is dissolved in the water and there are no particles in the water.

4, after the use of plastic wrap to seal the bowl and leave it overnight, so that the alkyd water is finished.