Task: clean oven racks
Assumptions:
Cleaning oven racks with baking soda.
Steps:
Take a basin.
Add water to the basin.
Mix baking soda in the water.
Place the oven rack in the  basin.
Let the oven rack soak in water for overnight.
Clean with a scrubby sponge.
Rinse the oven rack.
Wipe the rack with soft cloth.