Free Downloads Downloads for your information Here we offer you some free downloads. All users are allowed to use the text for their own use. You are not allowed to copy texts and to deliver to third persons without our agreement. Common information Vinegar starting culture (27 KB) The controlling of the acidity (84 KB) The combat against fruit flies (187 KB) Large scale technology – the vinegar factory Layout vinegar production (97 KB) Question list for vinegar producers (115 KB)