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soc - how are cooking times affected
the biogas generator gives faster cooking times
soc - How and why have infections been affected
the biogas generator ensures there are less lung infections due to smoke free kitchens
env - what is sludge used for
the biogas generators create sludge, which is a good fertiliser cause it's high in nutrients
env - what are cattle stopped from doing
the biogas generator prevents cows from eating saplings, allows trees to grow
econ - how many crops of vegetables do farmers get a year
3 crops of veggies due to the biogas generator
econ - cost?
the biogas generator cost $600 - $6,000
how does it affect girls in school
girls get more time in school
Note 
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