NOTES: TYPES OF GRAPES USED: Trebbiano (Ugni Blanc) grape, other grapes used are Lambrusco, Ancellotta, Sauvignon and Sgavetta. There are two consortiums allowed to approve Aceto Balsamico Tradizionale, one in Modena and one in Reggio Emilia. The two towns are about 5 miles apart. BATTERIES ( The collection/series of Barrels used for aging.) One batteria for sale on eBay Italy: (as an example) BATTERIA ACETO BALSAMICO TRADIZIONALE INVECCHIAMENTO 20 ANNI COMPLETA DI 7 BOTTI DA 15L 20L 25L 30L 35L 40L 50L ROVERE CASTAGNO CILIEGIO ROVERE GELSO ROVERE CASTAGNO PRODOTTO AL 100% TRADIZIONALE CIOE' AD INVECCHIAMENTO NATURALE CON MOSTO DI VINO REGOLARMENTE RABBOCCATO TUTTI GLI ANNI 50L Castagno (Chestnut) 40L Rovere (Sessile Oak (Quercus petraea), also known as Durmast Oak) 35L Gelso (Mulberry) 30L Rovere (Sessile Oak (Quercus petraea), also known as Durmast Oak) 25L Ciliegio (Wild Cherry) 20L Castagno (Chestnut) 15L Rovere (Sessile Oak (Quercus petraea), also known as Durmast Oak) \end of eBay offering another possible permutation of barrels in a battery: 75L Oak 50L Cherry 33L Juniper 24L Oak 16L Mulberry or 75L Chestnut 50L Oak 33L Juniper 24L Oak 16L Mulberry 55L weighs = ~ 55 Kg = ~ 121 lbs. FILL LEVEL OF BARRELS Vinegar barrels are filled only 75%, to aid oxydation. and the open hole is covered with a lace fabric, then a rock and left to slumber in the attic. Might not be a bad idea to tile the attic in case of spills. 55L = 14.534 Gallons 50L = 13.212 Gallons 40L = 10.570 Gallons 35L = 9.248 Gallons 30L = 7.927 Gallons 25L = 6.606 Gallons 20L = 5.285 Gallons 15L = 3.963 Gallons links: General info: http://www.harvestfields.ca/CookBooks/Vin/03.htm Tradizionale: http://www.iht.com/articles/2005/08/26/news/ashop27.php http://www.manicaretti.com/products/category/balsamic_vinegar http://www.oliveuniversity.org/balsamic_vinegar.htm http://matcmadison.edu/culinary/Pages/Vinegar.html http://www.deliziaestense.it/acetoEN.htm http://oilandvinegar.cruets.com/balsamico-fermentation/ http://italianfoodlovers.academiabarilla.com/category/gastronomy-tradition/artisan-producers/ http://italianfoodlovers.academiabarilla.com/2007/02/05/centuries-old-traditions-in-balsamic-vinegar-making-in-modena/ http://query.nytimes.com/gst/fullpage.html?res=9507EFD6103AF934A25751C0A96F958260&sec=&spon=&pagewanted=2 barrel makers: http://www.thebarrelmakers.co.uk/small_barrels/index.html Tonnellerie Radoux ( Napa/St. Helena? ) http://www.barrelbuilders.com/ (St. Helena) Mike's bottle of Acetum 12 Year, bottle 66992 6.298 A2 25-10-2016 that isn't the expiration date at the end, is it? Dennis' bottle of Acteum 25 Year Extra-vechio is 61015 7.023 E 23/01/2017