Your answer is correct. Solids are categorized by [DIN38409] into suspended solids and settleable solids. The first group comprises of suspended and floating substances that can be filtered under the right circumstances, while the second group consists of solids that can settle after a certain period.

Your answer is partially correct. Solids are categorized by [DIN38409] into suspended solids and settleable solids. The first group comprises of suspended and floating substances that can be filtered under the right circumstances, while the second group consists of solids that can settle after a certain period.

Unfortunately, your answer is not correct. Solids are categorized by [DIN38409] into suspended solids and settleable solids. The first group comprises of suspended and floating substances that can be filtered under the right circumstances, while the second group consists of solids that can settle after a certain period.

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