13 pages matching period in this book
Results 1-3 of 13
What people are saying - Write a review
We haven't found any reviews in the usual places.
Imp irtant information and results
Government program and organization
14 and fission 48 strontium 67 strontium units 90 and cesium 90 per gram areas atmosphere Atomic Energy biological effects Biology and Medicine bone marrow carbon 14 concentration of strontium concentrations of radioactive considered debris decay deposition of strontium detonated developed equilibrium bone levels estimated evaluating expected fallout levels fallout material fission products fission yield future tests genetic effects gram of calcium hazard hearings hot spots ICRP increase iodine ionizing radiation Joint Committee leukemia lived isotopes Machta maximum permissible concentration mean residence megaton micromicrocuries of strontium milliroentgens natural background radiation Nevada test site North Temperate Northern Hemisphere nuclear weapons testing panel percent period predicted problem produced Public Health Service radiation dose radioactive decay radioactive materials resulting roentgens short-lived isotopes significance Southern Hemisphere standards stratospheric inventory strontium 90 subcommittee tests to date tion tium total dose tropospheric U.S. Weather Bureau worldwide fallout