Inorganic food contains preservatives that have altered (or by their words "made the product better") by chemicals which can be put directly to enhance the size, speed or colour.
It can also be put into the fertilizer which an item is sprayed with causing the same results but also alter the soil.
In chickens inorganic eggs are eggs that have been forced to happened and are genetically altered in order to have a more colourful yolk.
The main dangers of inorganic food include pesticides and chemicals which are bad for you.