emergency.cdc.gov

QrMe TIL that Strontium-90, an isotope emitted from nuclear fission, is chemically similar to calcium. This means that when it is inhaled after a nuclear blast, the body uses it as it would use calcium, depositing it straight into your bones where it delivers beta radiation to your bone marrow.
md0E TIL that in response to bioterrorism threats, the US has stockpiled enough smallpox vaccine to vaccinate its population