Try segregating the things around you as pure substances or mixtures. (a) distilled water (b) curd (c) diamond (d) ice cream (e) kerosene oil (f) cooking oil (g) steel (h) graphite (i) raw rubber G) vulcanised rubber (k) solder wire.

Explanation

To segregate the items listed into pure substances and mixtures, we need to understand the definitions of each category:

1. **Pure Substance**: A material that has a constant composition and has consistent properties throughout the sample. It can be either an element or a compound.
2. **Mixture**: A combination of two or more substances that are not chemically bonded together. Mixtures can be homogeneous (uniform composition) or heterogeneous (distinct phases).

Now, let's categorize the given items:

### Step-by-Step Segregation:
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