4

Use by the Department of Defence or the Australian Defence Force of chrysotile in a part or component of a plant, if:

   (a)  the unavailability of the part or component prevents the plant from being available for use; and

   (b)  the unavailability of the plant prevents a mission from being undertaken; and

   (c)  there is no reasonable alternative to the use of chrysotile

31 December 2010