In this Act, unless the contrary intention appears—
"defendant" includes a third-party against whom contribution is sought;
"dust disease" means one or more of the following:
(a)
asbestosis;
(b)
asbestos induced carcinoma;
(c)
asbestos related pleural disease;
(d)
mesothelioma;
(e) any
other disease or pathological condition resulting from exposure to asbestos
dust;
"dust disease action" means a civil action in which the plaintiff—
(a)
claims damages for or in relation to a dust disease or the death of a person
as a result of a dust disease; and
(b)
asserts that the dust disease was wholly or partly attributable to a breach of
duty owed to the person who suffered the disease by another person;
"injured person" means a person who is suffering from, or who has suffered
from, a dust disease.