A brewery is a building or establishment for brewing beer or other malt liquors, especially the building where the brewing is done.
A micro-brewery is a brewery producing less than 15,000 barrels per year and usually concentrating on exotic or high quality beer.
A brew-pub is a commercial establishment that brews its own beer for sales on and off the premises and is typically combined
with a restaurant.
Definitions from: NH Brewery Map, Visit NH This map also gives the more popular breweries in NH.