Historical trade-manual evidence. Preserve authorial attribution; not a present-day process.
This completes contextual coverage beyond whiskey. It is not a modern microbiological account or a verified food-production protocol.
The vinegar chapters describe alcoholic feedstocks, air contact, packed generators, quick production and flavored or concentrated products. Diagram13 depicts a packed generator. The author treats surface exposure as central to conversion.
PDF 106
PDF 101
Printed97–102; manufacture of vinegar
Paraphrase and locator checked against the supplied PDF; Verified refers to source fidelity, not independent factual or technical validation.
No access / 
Evidence
Paraphrase: The vinegar chapters describe alcoholic feedstocks, air contact, packed generators, quick production and flavored or concentrated products. Diagram13 depicts a packed generator. The author treats surface exposure as central to conversion.
Location and context
PDF 101–106. Printed97–102; manufacture of vinegar.
This completes contextual coverage beyond whiskey. It is not a modern microbiological account or a verified food-production protocol.
Annotation
Historical evidence, with attribution retained. Citation:
Verification checklist
Verified means source fidelity, not endorsement of historical chemistry or instructions.