I'm curious how many pounds per sq. inch carrots require to chew. The article pointed to 4 as the magic number. I wonder if there's a way to engineer healthy f

I'm curious how many pounds per sq. inch carrots require to chew. The article pointed to 4 as the magic number. I wonder if there's a way to engineer healthy food to taste better without actually adding any ingredients. Maybe through bio-engineering or the like. Or maybe injecting them with air or drilling out little holes.