The Big Blue Sustainable and financially profitable sanitation Three years ago, an off-grid closed-system toilet known as the Blue Diversion won an award in the Bill & Melinda Gates Foundation's "Reinventing the Toilet"-challenge. It has also won the title of...
The Big Blue Sustainable and financially profitable sanitation Three years ago, an off-grid closed-system toilet known as the Blue Diversion won an award in the Bill & Melinda Gates Foundation's "Reinventing the Toilet"-challenge. It has also won the title of...