Test result: Three Stone Fire
Water boiling test (WBT)
Stove and fuel
Stove characteristics
Traditional, Household, Three stone fire
Fuel type
Wood
Fuel description
Soft (pine and fir) and hard (oak) woods
Fuel moisture content
0.09%
Fuel net calorific value
not available
Test information
Test details
Modified cold-start water boiling protocol intended to simulate local cooking practices, boiling of 2.5 L of water in a 2.3 kg metal pot
Reporting type
Third party
Country
United States
Year performed
2014
Test environment
Lab
Altitude
not available
Number of replicate tests
20
Test result IWA tiers of performance
Show subtiers
unrated
Emissions
unrated
Efficiency
unrated
Indoor emissions
unrated
Safety
Performance metrics
Emissions
Metric Value SD (σ) Cv
BC emissions factor (2) 1.3 g/kg fuel
CO emissions factor (2) 56.0 g/kg fuel 3.0 0.05
PM2.5 emissions factor (2) 3.9 g/kg fuel 0.4 0.1