This document describes various mechanical equipment used in hotels. It discusses scrubbing machines that use brushes to clean floors with water and detergent. It also mentions vacuum cleaners that remove dust and particles through suction. Floor polishing machines polish floors to make them smooth and bright. Sweeping machines automatically sweep floors. Other equipment discussed include carpet spotters to clean spots, carpet shampooers, carpet dryers, pile lifters, washing machines, drying machines, and ironing machines.