A lot of laundry rooms have a narrow wasted space either next to or between the washing machine and dryer. To take advantage of this space, build a simple plywood cart on fixed casters to hold detergents and other laundry supplies.
The shelf on top hiding the hanging rod looks much nicer than an exposed hanging rod. Don't like the soap and iron down low. [maybe the laundry room is our closet? or just all the hanging clothes in there.