The Preomnor, also called the Neutraliser, is the 7th of the 19 gene-seed organs that are implanted into a Space Marine Neophyte to produce a new Astartes. The Preomnor is essentially a second or pre-stomach spliced into the human digestive system above the original stomach that allows Space Marines to eat otherwise poisonous or completely indigestible materials. The Preomnor is capable of biochemically analysing ingested materials and neutralising most known biochemical and inorganic toxins, and many others that remain unknown save for their toxic effects. Deadly poisons are either neutralised or isolated from the digestive tract by the Preomnor. The Preomnor can also be isolated from the rest of the digestive tract to deal with particularly toxic substances that a Space Marine may simply