A Vise grip

B Pipe threader

C Yoke vise

D Pipe wrench

A rainwater harvesting

B water conservation

C gray water recycling

D excessive water consumption

A Water flow

B Back flow

C Pressure

D Harvesting

A water closet

B drainage

C shower

D urinals

A Each fixture directly connected to the drainage system shall be equipped with a water-sealed trap.

B Plumbing shall be designed and water consistent with proper performance and cleaning.

C Water closet must be located in a room which is properly lighted and ventilated.

D No substance which will clog the pipes, produce explosive mixtures, destroy the pipes or their joints or interfere unduly with the sewage disposal process shall be allowed to enter the building drainage system.

A septic

B sump

C trap

D interceptor

A Hazardous to human health

B A fixture drain for a laboratory

C Not hazardous to human health

D Bedpan washer and sterilizer drain

A potable

B purified

C clean

D healthy

A A room or booth containing a toilet

B The Box Type compartment holding water for flushing the toilet

C An opening in the wall or ceiling near

D The device that provides a supply of water and/or its disposal, e.g. sinks, tubs, toilet

A carry sewer gas out and relieve pressure of the drainage system

B discourage corrosion in the drainage piping

C maintain the trap seals

D give pressure differentials in the public sewer

A Down spout

B Conductor

C Gutter

D Vent

A vent pipe

B soil pipe

C main pipe

D waste pipe

A 4 inches

B 1 inch

C 0.75 inch

D 0.5 inch

A ABS pipes

B Galvanized pipes

C Cast iron pipes

D PVC pipes (orange)

A Gate valve

B Globe valve

C Check valve

D Angle valve

A Union

B Trap

C Backflow preventer

D Pump

A Gate valve

B Globe valve

C Check valve

D Angle valve

A Rubber bond

B Masking tape

C Teflon tape

D Tape

A Elbow

B Coupling

C Cap

D Plug

A 2 pcs.

B 2.5 pcs.

C 3 pcs.

D 3.5 pcs.