It's called a Lavabo.
The Catholic Church.
I don't know to which ritual you refer, but the rituals of the Catholic Church are not considered sinful by Catholics.
Gulielmus Durantis has written: 'Rationale divinorum officiorum' -- subject(s): Catholic Church, Catholic Church. Liturgy & ritual, Catholic Church. Liturgy and ritual, Christian art and symbolism, Early works to 1800, Liturgy 'The symbolism of churches and church ornaments'
Frederick R. McManus has written: 'The ceremonies of the Easter vigil' -- subject(s): Catholic Church, Catholic Church. Liturgy and ritual. Holy Saturday rite 'The rites of Holy Week' -- subject(s): Catholic Church, Catholic Church. Liturgy and ritual. Holy Week rite, Holy Week 'Pontifical rite of the restored order of Holy Week' -- subject(s): Catholic Church, Catholic Church. Liturgy and ritual. Holy Week rite, Holy Week 'Handbook for the new rubrics' -- subject(s): Catholic Church, Divine office, Liturgy, Mass
To be confirmed in the Catholic Church, one must undergo a sacramental ritual where a bishop lays hands on the individual and anoints them with holy oil, called chrism. This sacrament is a rite of passage where the individual publicly affirms their faith and commitment to the teachings of the Catholic Church.
Catholic AnswerThere are lots of formal Church Rituals, Ritual has various meanings in the Catholic Church, you would have to be more specific in your question..from Modern Catholic Dictionary by John A. Hardon, S.J. Doubleday & Co., Inc. Garden City, NY 1980Ritual. The prescribed words and ceremonies for a religious service. Refers also to the book that contains these prescriptions. In the Catholic Church these books are distinguished according to different offices, e.g., for bishops, and for different ceremonies, e.g., ordination. Ritual also means the whole body of sacred rites in use in the Church.
Mass is specifically a Catholic rite. In the Episcopal Church, they call a similar ritual the Eucharist.
The Ritual for Marriage within Mass is attached at the link below.
In the summer, they all go down the beach.
Edward Burgert has written: 'The dependence of part I of Cynewulf's Christ upon the antiphonary' -- subject(s): Accessible book, Catholic Church, Catholic church. Liturgy and ritual. Antiphonary
The sacrament of matrimony is a ritual.
Nearly every protestant heretic including Luther, Calvin, Knox, etc. rejected Catholic ritual. The only heretic who did not reject it was Henry VIII. He kept the ritual but got rid of the priesthood that is the only way to maintain the ritual. Many of the Calvinist reformers in the Church of England later tried to exorcise even that.