3 ms·
One important point here is that half-life of 5.3 years still takes decades to fall to acceptable levels. In the nuclear waste debate, I often see half-life use
by sbf501 4y ago
One important point here is that half-life of 5.3 years still takes decades to fall to acceptable levels. In the nuclear waste debate, I often see half-life used as "full-life", with disregard for its exponential nature.
- Fatnino 4y agoThe quick rule I use is 10 half-lifes to be considered "gone". Makes the mental math very easy.
- londons_explore 4y ago10 half lives is only 1000x less. I wouldn't drink a pint of dog shit. But I also wouldn't eat a grain of rice of dog shit. A grain of rice size is less than 1000'th of the pint.
- deleted 4y ago[deleted]
- HPsquared 4y agoIt does compound though, 20 half-lives is 1 million times less, and 30 is a billion.
- causi 4y agoBut I also wouldn't eat a grain of rice of dog shit. Yes you would, because you do. We all do. The FDA acceptable amount of fecal matter for wheat is 9 pellets per kilogram. Ginger, fennel, and mace can have up to 3mg of poop per pound. 5mg per pound of sesame seeds, 10mg per pound for chocolate.