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For all other wastes
i) Burial
The spillage could be buried using any of the following methods:
The spillage could be mixed with sand and buried deep.
Examples: Iodine in large quantities, insoluble arsenic salts, picric acid and phenol.
The spillage could be swept with 1:1 mixture of saw dust and zinc dust and buried at an isolated site. Example: Mercury.
ii) Mixing with sand and disposal as waste
Some water-insoluble inorganic waste can be mixed with excess of sand and disposed of as normal garbage. (Examples: Insoluble cadmium salts, lead salts and nickel salts)
Compute for 3 H the mean energy per nuclear disintegration, Δ. The SI unit for Δ is kg Gy Bq -1 s -1 identical with J Bq -1 S -1 . The effective half-life for tritium in body w
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