that's just one of the things monitored by claudia kirsten's lab team at the biomass research center pzig. claudia: heavy metals should definitely not be present. we also check there's no mercury or lead, or traces of medication or resistant germs. when all goes well, they're usually killed off during the purification process and the temperatures in the compost. reporter: regulations in germany currently forbid the use of human waste in agricultural fertilizers. that's due to hygiene concerns. claudia: we want to show that it's safe, and that it's possible to eliminate pollutants and comply with all the limit values, in line with the regulations. and to show that, after the composting and purification processes, you can use this material as fertilizer on fields. reporter: following her initial analysis, claudia kirsten is optimistic. zirkulierbar received special permission to use its fertilizer. now, the corn on the trial field is ready for harvesting -- earlier than expected, due to the drought. the soil mixed with the experimental fertilizer appears to have done a better job at sup

that's just one of the things monitored by claudia kirsten of lab team at the bio mass research center in leipzig . share my telephone, heavy metal should definitely not be present. we also check there is no mercury or lead, or traces of medication or resistant germs. that when all goes well, they're usually killed off during the purification process and the temperatures in the compost. if i opportunity to regulations in germany currently forbid the use of human waste in agricultural fertilizer. that's due to hygiene concerns. when that's when your pipe, we want to show that it's safe and that it's possible to eliminate pollutants and comply with all the limit values in line with the regulations in effect. and to show that after the composting and purification processes, you can use this material as fertilizer on fields. i'd o simply following her initial analysis, claudia kirsten is optimistic, so clear bar received special permission to use its fertilizer. now the corn on the child field is ready for harvesting earlier than expected due to the drought. the soil mixed with the experim

i'd o simply following her initial analysis, claudia kirsten is optimistic sulkily of our receive special permission to use its fertilizer. now the corn on the trial field is ready for harvesting earlier than expected due to the drought. the soil mixed with the experimental fertilizer appears to have done a better job it supplying moisture to the corn than the untreated soil. safely above plans to focus next on using urine as a resource, which right now still has to be disposed of in the sewage system then hm. the exit perfect. the carmel would actually be the perfect combination. if we were able to bring all the nutrients we excrete together again in the form of agricultural fertilizer that's used to produce more food added. this now has a good smell of soil. that means for composting has gone well. the material has turned back into soil ada. the team is working on improving an automating urine composting in order to start processing larger amounts. ionic houses and florian augustine, never lose sight of the big kitchen to make their products so good and so clean that they'll be put to u

i'd o simply following her initial analysis, claudia kirsten is optimistic, so clear bar received special permission to use its fertilizer. now the corn on the trial field is ready for harvesting earlier than expected due to the drought. the soil mixed with the experimental fertilizer appears to have done a better job it supplying moisture to the corn than the untreated soil. safely above plans to focus next on using urine as a resource, which right now still has to be disposed of in the sewage system then hm. the equity, perfect. the carmel would actually be the perfect combination. if we were able to bring all the nutrients we excrete together again in the form of agricultural fertilizer that's used to produce more food. adding this now has a good smell of soil. that means for composting has gone well. the material has turned back into soil ada. the team is working on improving an automating urine composting in order to start processing larger amounts. ionic houses and florian augustine, never lose sight of the big picture to make their products so good and so clean that they'll be put