While it is extremely rare, it is theoretically possible for the drum inside a washing machine to come loose during the fast spin cycle. However, modern washing machines are designed with safety measures in place to prevent such incidents from occurring. These safety measures include secure mounting of the drum, suspension systems, and locking mechanisms.
Manufacturers conduct extensive testing to ensure that washing machines are stable during operation and that the drum remains securely attached. Additionally, most washing machines are equipped with sensors that can detect imbalances and stop the spin cycle to prevent excessive vibrations or damage.
In the unlikely event that a drum comes loose, it could potentially cause the washing machine to vibrate excessively, move around, or even damage surrounding objects. However, this scenario is highly uncommon, and the likelihood of a washing machine "flying around the kitchen" and causing extensive destruction is very low.
To ensure the safe operation of your washing machine, it's important to follow the manufacturer's guidelines for installation, maintenance, and usage. If you notice any unusual noises, excessive vibrations, or instability during the spin cycle, it's advisable to contact a professional technician to inspect and repair the appliance.