CONTENTS
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ABSTRACT ~~ ~--------- eee ee ee
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FOREWORD -------- eee ee ee ee
PREFACE -- ------ een ee eee ee eee eee eee ;
CHAPTER 1
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1.2
INTRODUCTION- ----- +--+ -+------ +e eee 7
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Objectives --- + - -- tee ee ee eee ee ee ee
Background -------- ee eee ee te et ee eee 1
CHAPTER 2 PROCEDURES- - -------+--+--------+---e 12
2.1
2.2
2.3
Instrumentation= --c tt oe et tt re tt ee ee 12
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Operational Procedures --- - 2 tt tote tte rt
2.2.1
2.2.2 Long-Range Samples- ---- 7 - co oc tt eee 13
Analytical Procedures~--- - cco ttc tt ttt eee 13
2.31
2.3.2
2.3.3
CHAPTER 3
3.1
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Radiochemical; Particulate- ~-- cco eee ee
Radiochemical; Gas------ tre ttt te 1,
Physical end Petrographie ---- tet ttre lu
RESULTS ---- - ee ee ee ee ee te ee ee eee 15
Radiochemical Analyses of Particulate Debris ------ 7 7- 15
3.1.1
31.2
Fission Products- -"--- ccc ttt ee rere 15
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Rare Earths ~ ~"* ~- 7 "7 77 fe ter err
3.1.3
20
Uranium Beta Emitters --- cer cect tr rer rere
3.1.5
rer 20
Induced Activities- ----° cert rete
3.1.4
3.2
Close~In Sampling ~--- -- tr ct we een we 13
Plutonium and Uranium Alpha Emitters- ~- - 7-7 7 7° 7 20
Radiochemical Analysis of Gas Samples~> ~~ --- °° 7777 20
3.2.1 Background and Theoretical Data----- 7-7 rr 20
3.2.2 Definition of Units Expressing Results- ----- 7 - 25
rrr 31
3.2.3 Individual Results- ---- 7 et tt ett
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3.2.4. Atom and Other Ratios -- -- 7 - rr terr
3.3
3.2.5
Operation of the Squeegee Sampler ---- "7 77 7 77 31
3.3.1
Petrographic Analyses --- 7 > tt rr ter 36
3.3.3
Gross Activity Measurements ~-- ccc rt rr ttt 36
Physical Analysis of Particulate Debris- ------ 7777 36
3.3.2 Specific Beta~Activity Measurements --- -- 77 7 7 36
CHAPTER 4 DISQUSSION- -- ------ ee eee ee ee rte 37
4.1
4.2
4.3
Fission Product Analyses--- 77> ee reo cer er ttt 37
Rare Earth Analyses- --- - + -->- coe coer rr ttt 37
Isotopic Analyses, Heavy Elemnts~ -----7- 77-777" 38
9