Looking on the internet deeply has found these results:

waste treatment is the most popular phrase on the web.

waste process 1412,000 results on the web	waste treatment 16,110,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	A project to build a solid urban waste treatment centre at Gomacello (Salamanca) is the process of being approved. best available techniques for waste treatment industries He also visited the Chernobyl nuclear power plant and laid the foundation stone of an industrial centre for radioactive waste treatment. The intention here is to make hazardous waste treatment safer. The number of waste treatment facilities is expressed as an integer. information on waste treatment and emergency response. Category 18: street cleaning, waste treatment, etc.

waste process

1412,000 results on the web

waste treatment

16,110,000 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

A project to build a solid urban waste treatment centre at Gomacello (Salamanca) is the process of being approved.
best available techniques for waste treatment industries
He also visited the Chernobyl nuclear power plant and laid the foundation stone of an industrial centre for radioactive waste treatment.
The intention here is to make hazardous waste treatment safer.
The number of waste treatment facilities is expressed as an integer.
information on waste treatment and emergency response.
Category 18: street cleaning, waste treatment, etc.