6. Fire bricks

ETRACO

Total quantity used

=

75,000

Annual use of fire bricks

=

Total quantity used/Life time of organic pit

=

6.25E+06 g/yr

7. Cover

Total quantity used

=

1 kg

ETRACO

Annual use of cover (steel griller)

=

Total quantity used/Life time oforganic pit

=

8.33E+0.1 g/yr

8. Ventulation

ETRACO

Total quantity used

=

15 kg

Annual use of water

=

Total quantity used/Life time of organic pit

=

8.33E+05 g/yr

9. Water

AGCOL

Total quantity used

=

20,000 liter

Annual use of water

=

Total quantity used/Life time of organic pit

=

1.33E+06 g/yr

Labor and services

10. Labor

Money paid for labor

=

2580 USD

ETRACO

Annual cost of labor

=

Money paid for labor/Life time of organic pit

=

215 USD/yr

11. Services

Money paid for purchases

=

9905 USD

ETRACO

=

Money paid for services/Life time of organic pit

=

825 USD/yr

B. Operation

12. Wheelbarrows

MHO, 2010

Number of wheelbarrows used

=

2 ea/yr

Weight of wheelbarrow

=

15,000 g/ea

Life time of wheelbarrows

=

2 yrs

Annual use of wheelbarrows

=

Number of wheelbarrows used*weight of wheelbarrows/life time of wheelbarrows

=

15,000 g/yr

13. Charcoal

MHO, 2010

Annual use of charcoal

=

60,000 g/yr

Labor and services

14. Labor

MHO, 2010

Money paid for labor

=

595 USD/yr

15. Services

MHO, 2010

Money paid for purchases

=

1250 USD/yr