این Link در زبان شما وجود ندارد, مشاهده در: English (en),
و یا استفاده از گوگل ترجمه:  

https://www.solarcities.eu/education/388

Making your own Solar CITIES IBC Tote Tank Biodigester has never been easier!!


Here's all you need to do to jump into the backyard or basement biogas game and become a first flamer (yes, you can build them
on your roof, porch or patio too!):