durable materials such as metal, stone, or wood, is fitted with a lock, and is required by liturgical and canonical norms to be immovable and secured so as to protect the sacrament from profanation or unauthorized removal. Since these denominations believe the Eucharist contains the real presence of Jesus, they utilize the term tabernacle to signal God's presence among the believers.

The "reserved Eucharist" is secured in the tabernacle for