Question

30. How is filter useful?​

Answer 1

Filtration is extremely important to keep things like water, chemicals, and pharmaceuticals clean, pure and free of contaminants. If it wasn't for filtration, we might not have safe drinking water, because it plays a crucial role in eliminating sediment, sand, gravel, carbon and other suspended particles.

Answer 2

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⟿Filtering data in a spreadsheet means to allow only certain data to be displayed. This function is useful when you want to focus only on specific information in a large dataset or table. Filtering doesn't remove or modify data; it just changes which records appear on your screen......࿐

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