Drain: ________ which draws away liquid waste.

• pipe

• bucket

• sponge

• bottle

Vent: ________ which allows air to pass through.

• opening

• door

• window

• wall

PVC Pipe: ________ chloride pipe.

• polyvinyl

• polyethylene

• polypropylene

• polystyrene

Polyvinyl Chloride: very tough ________ resin used in many manufactured products.

• thermoplastic

• thermosetting

• elastomer

• polyester

Thermoplastic: ________ which is soft and pliable when heated.

• plastic

• metal

• wood

• glass

Resin: solid or liquid which is used as a base for ________.

• plastics

• metals

• ceramics

• glass

PEX Pipe: ________ extruded crosslinked pipe.

• polyethylene

• polyvinyl chloride

• polypropylene

• polystyrene

Polyethylene: tough and light ________ used for pipe and other common plastic materials.

• resin

• metal

• glass

• wood

Stud: upright ________ in the framework of a wall.

• post

• beam

• panel

• rafter

Soldering: alloys melted to join two metal objects without heating the objects to their ________ point.

• melting

• boiling

• freezing

• sublimation