Talk:Filip Neriusz Walter

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Chemistry Low‑importance

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Military history: European / Polish Start‑class

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This article has been checked against the following criteria for B-class status:
Referencing and citation: criterion met Coverage and accuracy: criterion not met Structure: criterion met Grammar and style: criterion met Supporting materials: criterion not met

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Poland Low‑importance

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removed invention of kerosene distillation process

I removed this unsourced line: "He invented a process to distill kerosene from petroleum." A web search reveals nothing about this in English except recycling of this article. His entry in the Polish Biographical Dictionary of 1982 does not mention it.