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The current biogas
installation at the
Shamba Mtopanga.
The stones in the fore-
ground mark the grave.

A model of the PBD -
Brian lifts the outlet.

The trench to hold the PBD

The finalized trench

The Polyethylene bag is
 placed into the trench.

The bag is attached to the
 mixing tank and filled with
 water, view from outlet.

The digester is filled with
 mixture and the pressure of
 the gas form a even
 "sausage"

The PBD installed at the
 Shamba Mtopanga

Together with the current
biogas installation

PBD covered to protect
the plastic tube form
damages through falling
objects and animals

Details of installation:
connection and gate valve
of gas pipe.

Details of installation:
connection gas pipe of PDB
to the existing pipe.

Details of installation:
connection gas pipe of PBD
to the existing pipe.

Gas storage