SCHEDULE 23Radioactive substances activities

PART 2Interpretation

Processed radionuclides of natural terrestrial or cosmic origin5

A substance or article is radioactive material or radioactive waste where—

a

the substance or article contains one or more of the radionuclides of natural terrestrial or cosmic origin which are listed in column 1 of Table 2,

b

the substance or article—

i

is processed or is intended to be processed for the radioactive, fissile or fertile properties of those radionuclides, or

ii

is contaminated by a substance or article to which paragraph (i) applies, including where such contamination occurs indirectly through another contaminated substance or article, and

c

the substance or article is—

i

a solid or a relevant liquid and it has a concentration of radioactivity which exceeds the value specified in column 2 of Table 2, or

ii

any other liquid or a gas.