“Injury Class Member” means any person resident within the Class Boundaries and elsewhere in Canada who claim personal injury and/or damage to his/her property as a result of exposure to Perc between the early 1950s and the present time.

“Property Owner Class" or "Property Owner Class Member" means persons other than the Defendants and their parent companies, affiliates or subsidiaries who were the beneficial owners of real property within the Class Boundaries as of August 2004, when the facts about and the nature, extent and ramifications of the contamination of the properties within the Class Boundaries became publicly known and understood.

"Residential Class" or "Residential Class Member" means living persons who:

(i) Have lived within the Class Boundaries continuously throughout the Class Period; or

(ii) Have lived within the Class Boundaries for their entire lives; or

(iii) Have lived within the Class Boundaries for a minimum of one (1) continuous year during the Class Period; or

(iv) If not of the age of majority have lived within the Class Boundaries for 50% or more of their lives or for one (1) continuous year whichever is less.