Brewery ships brought civilian skills into Pacific logistics

What did brewery ships produce in the Pacific, and who operated the brewing equipment?

Civilian brewers serving in uniform produced a mix of light and dark beer, with the exact degree of ship-by-ship specialization unclear.

The brewery auxiliaries were most useful in the Pacific because established shore breweries could supply forces in many other theaters. Personnel who had worked as brewers in civilian life provided the specialist knowledge needed to operate them. The ships appear to have produced both light and dark beers and perhaps ale or cider as well. The surviving descriptions are not always clear whether each vessel made several products or whether individual ships specialized, making the precise production arrangement uncertain.