an exception may only be granted applying strict criteria if there is no alternative given product and if substance of the sort that is harmful to is necessary for a product overall
An exception may only be granted, applying strict criteria, if there is no alternative in a given product group and if a substance of the sort that is harmful to health is necessary for a product whose overall environmental impact is significantly less than other products in the same group.
An exception may only be granted, applying strict criteria, if there is no alternative given product and if substance of the sort that is harmful to is necessary for a product overall environmental impact is less than other products the group.