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1) Design and outline of a full scaled prototype. a)
- Reduction of materials.
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- Choosing local, available and non-corrosive material.
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- Browsing McMaster Carr for available components.
2) Design of lever arm and slider. a)
- Easy assembly and handling.
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- Easy brake mechanism.
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- Permanent scale design, stamping scale.
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- Design to hold orifice in place inside the dosing tube.
3) Attachment of components to plywood wall..