To recite five decades of the Holy Rosary Or with the permission of a priest to do a good work. I Pontiff granted 500 days indulgence for devoutly kissing your scapular. The remission in whole or in part for the temporal punishment due to sins. The Lord said come to the fountain all of you who are thirsty, and when His heart was pierced there flowed blood and water. Water is used for washing and for purifying, when it is blessed it works likewise but also in a spiritual manner.
Holy water is a sacramental that remits venial sin.
Because of the blessing attached to it, Holy Church strongly urges it's use upon Her children, especially when dangers threaten, such as fire, storms, sickness, discord and other calamities. Every Catholic home should always have a supply of Holy Water. Did we realize now, as we shall after death, the many benefits which may be derived from Holy Water, we would use it far more frequently, and with greater faith and reverence. Holy Water has its great power and efficacy from the prayers of the Church. The devil hates holy water because of its power over him.