(f) The periods of employment described in paragraph (b) of this subsection refer to periods of employment within the state of Idaho.
Recognizing that additional toxic or harmful substances or matter are continually being discovered and used or misused, the above enumerated occupational diseases are not intended to be exclusive, but such additional diseases shall not include hazards that are common to the public in general and that are not within the meaning of section 72-102(21)(a), Idaho Code, and the diseases enumerated in subsection (12) of this section pertaining to firefighters shall not be subject to the limitations prescribed in section 72-439, Idaho Code.