Nutrients indicated in the picture are: sugar, protein, oil, vitamins and inorganic salts, while water is not indicated.

So fill in: water.

Calcium, iron and selenium refer to the elements in the picture.

Therefore, fill in: element.

Sesame sauce contains fat, and detergent can emulsify fat, so tableware stained with sesame sauce is easier to clean with water added with detergent.

So, fill in: emulsification.