MIN BIKRAM MALLA is a project
manager working on indoor smoke
alleviation projects funded by UK-DFID, USEPA/PCIA, GACC and Bosch
Siemens in Practical Action Nepal
Office. He holds a Master's degree
in Economics from Tribhuvuvan
University of Nepal.
ELIZABETH BATES is a household
energy specialist. A mechanical
engineer, she worked for Practical
Action as a project manager
before becoming an independent
SARAH MAT THE WS is a water,
sanitation and hygiene expert at
Practical Action with experience
in community based research/
participation in remote areas.
MAT TIA VIANELLO is an energy
consultant at Practical Action
focusing on the role of energy access
as enabler for development. He holds
a MSc in Science and Technology
Policy and Management from the
University of Edinburgh.
2. 3 ft
3. 3 ft
Around half the people in the world and as many as 90 percent of rural households in developing countries cook using solid fuels or biomass, everything from coal to wood, dung and agricultural wastes. When such fuels are burned in rudimentary stoves, as is often the case, poor combustion results in high levels of indoor air pollution (IAP). Particularly damaging are particulates, which get into the lungs and may cause respiratory
disease, and carbon monoxide. In poorly ventilated dwellings, IAP can be 100 times
higher than acceptable levels, which the World Health Organization has designated
as 50 µg/m3 small particles and 10 ppm carbon monoxide, both measured over a
GORKHZ REGION, NEPAL
Cowled side opening to permit
smoke to circulate at roof level.
(Necessary because smoke
preserves roof timbers and
CONICAL CHIMNEY CAP
0.7ft High x 1.4ft Diameter
Metal chimney will help
distibute heat in the room.
Conical hood recommended
for typical regional type of