No one means that cutting a carrot make it into “processed food”. You are changing a mostly commonly understood definition to a new wanna-be-technically-correct one you just made up only to suit your argument.
There is a grey area in the definition of processed foods, but it’s not close as large as your definition maintains.
Please show me I'm wrong and give a concise definition of what makes some food processed. The internet needs a good definition as these conversations always just end up with hand waving as there is no consensus of what food is what.
The issue is that the plastics and non-stick coatings leach off plasticizers and forever-chemicals which cause hormone and neurotransmitter disruption in humans, which cause obesity, diabetes, autoimmune disorders, cancer and other serious disease.