Prove me wrong.
This:
The Catholic Church has spent lots of money and run all kinds of scientific tests attempting to prove that the Shroud of Turin is the actual burial cloth of Jesus Christ. Why don't they submit some of the unused elements of the Eucharist to the same scientific inquiry?
is enough to demonstrate that you don't understand the Catholic teaching on transubstantiation. Until you can wrap your head around that, there is little point in trying to go forward.
When you start asking questions that demonstrate you understand the topic, then we can begin.
SD