We all know that you cannot spell, so perhaps reading...

We all know that you cannot spell, so perhaps reading announcements is a difficult thing for you. Rather than put you down for your lack of education let me summarize for you with the simpliest possible words I can.
The economics (how much $/money will this project make) will be based on testwork ( thats when they send a large representative sample) completed by the global leaders in this space and they achieved 5N Al2O3 purity. You at a 4N? You don't even compete and clearly just annoyed because this is superior. Back to your one hand clapping bro.