Never mind the spin, what do we know for sure about the controversial process of fracking?

While the rational planning model was innovative at its conception, the concepts are controversial and questionable processes today.

Only in the early 2000s (decade) has started a controversial process of replacing the offensive official name by a more correct one.

Most controversial process however was the so-called "Sarajevo process" in 1983.

Charter revision is always a controversial process, and this year has been no different.

The association of pathogens with disease can be a complex and controversial process, in some cases requiring decades or even centuries to achieve.

This is similar to the controversial process that some magazines and newspapers have used to alter photographs.

Previously State-owned and run businesses were privatized, in what has become a controversial process.

It also depicts, for the first time in Taiwanese cinema, the controversial process of demolition-and-relocation.

I should start by saying that this has unquestionably been a difficult, long and controversial legislative process, which could not have been shortened.