Item:Q4595: Difference between revisions
Created a new Item: contaminant, harmful impurity |
Created claim: subclass of (P1): impurity (Q4596) |
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| Property / subclass of | |||
| Property / subclass of: substance / rank | |||
Normal rank | |||
| Property / subclass of | |||
| Property / subclass of: impurity / rank | |||
Normal rank | |||