Components of sewage system

What is the complete expansion of DWV?

• Drain Water Valve
• Drain Waste & Vent

What material is used for waste-water pipe of the house?

• Copper & Tin

• PVC (Polyvinyl chloride)

The municipal co-operation collects sewage through a network of pipes from homes and industries to _________ __________

Domestic DWV system is referred as

• Building sewers

• Skyscraper sewerage

• THINK QUIZ! THINK!

• What is DWV?

Vermi processing toilets have been tested in the country _____

Which type of system is used in our homes?

• Municipal sewers

• Septic system

• Internal DWV system

Which system is used in rural areas?

• Septic system

• Vermi-processing toilet

• None of the above

• What does the question mean?

What toilet uses the least amount of water?

• Bio Toilet

• Vermi-Processing toilet

• Dual flush toilet

• None of the above