If you’re a beer fan, this article on nanobrewing is a fun read. Nanobreweries are a step up in scale and sophistication from hobbyist-style home brews, but a step-down from small commercial microbreweries.
Because they don’t yet have the financial incentives to speed up the brewing process, it seems highly unlikely that a nanobrewery would use non-vegan fining ingredients to remove sediments from their beers. (Via Atlantic Food.) Link.