The 83-year-old teacher produced microbial fertilizer from garbage, the first prize of bare metal invention in 2018, natural university, national university of Ho Chi Minh City.
This finding has great potential, because in the past 70 years, we have produced and discharged a lot of plastic into the environment.
The city's environmental workers transfer solid waste from households' septic tanks into the drying area before treating carbonization in the kiln with sawdust at a temperature of
On April 20, the solid waste treatment plant in Khanh Son landfill, Vietnam Environment Joint Stock Company officially introduced and announced.
Nearly 2 years 'living with rubbish', Engineer Lai Minh Chuc Hanoi Research Center for Environmental Technology Research and Development successfully fabricated the automatic