Plural

• gasworks

  The workplace where coal gas is manufactured.

• ironworks

  The workplace where iron is smelted or where iron goods are made.

• waterworks

  Workplace where water is stored and purified and distributed for a community.

Also contains

• farm

  Workplace consisting of farm buildings and cultivated land as a unit; "it takes several people...

• shop

  Small workplace where handcrafts or manufacturing are done.

• lab

  A workplace for the conduct of scientific research.

• exchange

  A workplace for buying and selling; open only to members.

• shipyard

  A workplace where ships are built or repaired.

• studio

  Workplace for the teaching or practice of an art; "she ran a dance studio"; "the music department...

• colliery

  A workplace consisting of a coal mine plus all the buildings and equipment connected with...

• exchange

  A workplace that serves as a telecommunications facility where lines from telephones can...

• forge

  A workplace where metal is worked by heating and hammering.

• laundry

  Workplace where clothes are washed and ironed.

• locker room

  A room (as at an athletic facility or workplace) where you can change clothes and which...

• bakery

  A workplace where baked goods (breads and cakes and pastries) are produced or sold.

• fishery

  A workplace where fish are caught and processed and sold.

• job

  A workplace; as in the expression "on the job";.

• ropewalk

  Workplace consisting of a long narrow path or shed where rope is made.

• oyster bed

  A workplace where oysters are bred and grown.

• studio

  Workplace consisting of a room or building where movies or television shows or radio programs...

• brokerage house

  Place where a broker conducts his business.

• beehive

  Any workplace where people are very busy.

• creamery

  A workplace where dairy products (butter and cheese etc.) are produced or sold.

• roundhouse

  Workplace consisting of a circular building for repairing locomotives.

• fish farm

  A workplace (usually a pond) where fish are raised for food.

• tannery

  Workplace where skins and hides are tanned.

• shop floor

  Workplace consisting of the part of a factory housing the machines; "the productive work...

• test bed

  A place equipped with instruments for testing (e.g. engines or machinery or computer programs...

• lumberyard

  A workplace where lumber is stocked for sale.

• glassworks

  A workplace where glass is made.

• drill site

  Workplace that is the site of a drill hole.

• location

  A workplace away from a studio at which some or all of a movie may be made; "they shot...

• proving ground

  A workplace for testing new equipment or ideas.