> Really? Because I have a degree in physics, studied radiation, and worked for years on radiation transport simulations and shielding. I think I have an above average knowledge of radiation physics and the effects on the human body.

That is exactly what makes you an unrealiable source in my eyes, because you are biased towards the "we know what we're doing" perspective.

You know a little more than others, but you think you know a lot, enough to make others' decisions and opinions for them.