- A small amount of industrial organic compound. Can be used for a variety of upgrades and for production in the Factory.
- A small amount of Polyketon preparation produced through a special process. Its closed molecular structure has changed much complicated processing into simple chemical reactions. Of course, certain technical support is still needed.
2 Polyketon are sometimes available for purchase at the Credit Store for 240 .
- Polyketone is a family of thermoplastic polymer compounds that belongs to the ketone group.