Bathing wasn't simple. There were five separate stages to taking a bath Roman-style. After changing, bathers went into a very hot room, which was full of steam where they sat for a while.Then they went into a hot, dry room, where a slave removed all the sweat and dirt from their skin, using a metal scraper and olive oil. To cool off, they went for a swim in a tepid pool. Finally, they jumped into a bracing cold pool