IS OUR BLOOD SAFE?

https://danhappel.com/the-worlds-blood-supply/
Although we were lectured non-stop to follow the science during the pandemic, when we did follow the science and came to much different conclusions than the narrative being promoted by government experts and the downstream press, we were called conspiracy theorists and flat earthers.

How is it that science becomes irrelevant when it identifies a false narrative fed to us as fact by the powers that be or their well compensated mouthpieces in academia and the mainstream media?