What if my upstairs neighbour's washing machine overflows with water and drips all over my home? My son nearly had his foot taken off by a drier that was bounci

What if my upstairs neighbour's washing machine overflows with water and drips all over my home? My son nearly had his foot taken off by a drier that was bouncing about in my apartment's common area. We should ban driers. I don't want any of my neighbours to have washing machines. I didn't agree to this. They should ask permission.