Must be sound-absorbent.
Must be easy to clean and maintain.
Must resist the absorption of grease and moisture.
Easy to clean
Windows that allow sunlight
Dripping condensation and leaks from an overhead pipe
Hot water heaters and steam pipes
Adequate space for a freezer unit
Cracks and crevices that allow mice and insects
At least 70 degrees F
At least 100 degrees F
At least 130 degrees F
At least 160 degrees F
Collected rain water
Gray water-collection tanks
Untested private water sources
Water transport vehicles
Flows in pipes behind a wall.
Backs up a drain because of grease condensation.
Goes down the toilet in a counter-clockwise direction.
Flows opposite its normal direction because of water pressure.
Shields on heat lamps.
Signage next to lights in food-contact areas.
Fluorescent and other energy-efficient lightbulbs.
Lighting that meets the minimum intensity requirements.
A threaded faucet.
Device that prevents a vacuum.
Valve that mixes hot and cold water.
Link between sources of safe and dirty water.