Item:Q19255: Difference between revisions
Created claim: made from material (P684): boron nitride (Q19304) |
Changed claim: made from material (P684): boron nitride (Q19304) |
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Property / made from material: boron nitride / qualifier | |||
Created claim: made from material (P684): boron nitride (Q19304) |
Changed claim: made from material (P684): boron nitride (Q19304) |
||
Property / made from material: boron nitride / qualifier | |||