Neither. The difference is: Centrifugal uses a shredder disk/grater, which revolves at about 3600 RPM or faster and is usually very loud. (ACME and Omega) Masticating chews pulp to further break down the cell-wall structure.
Then it mechanically squeezes. It uses a slow turning powerful motor that requires physical strength to use. (Champion) Gear Juicers are stone-mill types that work by the gear crushing produce into the walls (screen), which then extract juice.
It is at low R.P.M and very quiet. More.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.