Voice of Customer PresentationDesign for Developing Nations Spring 2012

Table of Contents

● Stakeholders● Passive Human Waste Pasteurizer

○ Objective Tree○ Customer Needs○ Functional Decomposition

● Arborloo Toilet○ Objective Tree○ Customer Needs○ Functional Decomposition

Stakeholders

Arborloo Toilet Design- Sarah Brownell- Rural Haitians (no access)

Human Waste Pasteurizer

- Alex Martinez (somewhat)- Sarah Brownell- Rural Haitians (no access)

Objective Tree: Passive Human Waste Pasteurizer

Customer Needs: Human Waste Pasteurizer

Main Functions of Human Waste Pasteurizer

Objective Tree: Arborloo

Customer Needs: Arborloo

Main Functions: Arborloo

Questions & Concerns

Arborloo● If the facility is too nice the Haitians will

use it for storage, but if it's bad then they won't use it at all. How do we make a balance?

Pasteurizer● Will the surface heat up to the point of

burning someone, given that the environment has to be very hot (~50C)?