Chapter Eleven

Question 1

The extent to which a material will absorb liquids.

Answer 1

Porosity

Question 2

The ability to return to form or keep its shape

Answer 2

Resiliency

Question 3

molding used to fill cracks in corners

Answer 3

Coving

Question 4

creates national standards for equipment and is accredited by the ANSI

Answer 4

NSF

Question 5

safe to drink

Answer 5

Potable

Question 6

a special type of water heater typically used with dishwashers to heat rinse water to proper sanitizing temperatures.

Answer 6

Booster-Heater

Question 7

a point in a plumbing system where it is possible for a nonpotable substance to come into contact with the potable drinking water supply

Answer 7

Cross-Connection

Question 8

mechanical device that prevents backsiphonage by closing a check valve and sealing the water supply line shut when water flow is stopped.

Answer 8

Vacuum Breaker

Question 9

A gap between the water source and the intended destination of the water to avoid back-flow

Answer 9

Air Gap

Question 10

Hot and cold water, signage, soap, way to dry hands, garbage container

Answer 10

Hand-washing Station Guidelines