The plans include financial incentives to encourage utilities to build fermentation plants that process waste material into 'biogas' for injection into the national gas network.

It can also process waste consumer batteries and other materials, including heavy metal sludges, and refinery catalysts (waste streams that would generate valuable metal alloys).

Low protein diets may also lighten the work done by kidneys to process waste.

Waste autoclaves process waste either in batches or in continuous-flow processes.

Due to these treatments, however, his body can not process waste properly, resulting in his skin turning bright yellow and making him smell like rotting meat.