Becuse of certain food alergies. If someone is severly alergic to fish and say peas are geneticlly alertered with fish genes to make it grow faster, then that preson could have an alergic reaction to the peas. How do we know we'r not going to eat something that is personally bad for us.
People with peanut alergies can die if they eat them and sometime food that was made in the same facility as peanuts.
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.