Safe Facilities and Equipment

Question 1

Porosity

Answer 1

extent to which water and other liquids are absorbed by a surface

Question 2

Resiliency

Answer 2

ability of a surface to react to shock without breaking or cracking

Question 3

Coving

Answer 3

Curved sealed edge placed between floor and wall to eliminate sharp corners or gaps

Question 4

NSF

Answer 4

National Sanitation Foundation

Question 5

Potable

Answer 5

water that is safe to drink

Question 6

Booster heater

Answer 6

water heater attached to hot water lines leading to dish washing machine or sinks

Question 7

Cross-connection

Answer 7

physical link through which contaminants from drains, sewers, or other waste water sources can enter potable water

Question 8

Backflow

Answer 8

unwanted reverse flow of contaminants through a cross connection into a potable water system

Question 9

Backsiphonage

Answer 9

reversal of normal flow caused by negative pressure in the supply piping

Question 10

Vacuum breaker

Answer 10

attachment commonly placed on a bibcock valve or toilet or urinal flush valve, that prevents water from being siphoned into the public drinking water supply

Question 11

Air gap

Answer 11

used to separate a water supply outlet from any potentially contaminated sources

Question 12

Five requirements for hand-washing station

Answer 12

1.hot and cold running drinkable water 2.soap 3. a way to dry hands 4. garbage container 5.signage to remind staff