Answer:
process or treat with a filter.
examine in detail.
3.Sifting flour simply means breaking up any lumps that may have formed in it. Other dry ingredients can be sifted as well, such as cocoa powder. This aerates the dry ingredients, making them lighter and therefore easier to mix into other ingredients.
4.Some of these contaminants can endanger your health, especially when they include microscopic organisms and bacteria that can cause serious illness. Filtering water can help purify water, removing these impurities and making it safe to drink, while often improving its taste.
Explanation: