A. This state is called Purgatory because in it the souls are purged or purified from all their stains; and it is not, therefore, a permanent or lasting state for the soul. Q. 1383.

Q. 868. How and when may we apply Indulgences for the benefit of the souls in Purgatory? A. We may apply Indulgences for the benefit of the souls in Purgatory by way of intercession; whenever this ...