Follow
But it's there:
https://www.kpluss.com/en-us/our-business-products/waste-management/underground-disposal/
And now the best: radioactive decay *reduces* the activity of the waste over time. But the arsenic and mercury waste will be just as toxic in 100 years as it will be in 1000 or 10'000.
Now, this is engineering. It's dirty. But we know how to deal with it safely. So either you do engineering, and you solve problems, or you histerically shout about "ban old people from voting" and just stick to the old "safe" crap.