Bleach diluted in water.
I run the wheels and water bottles through the dishwasher to clean them.
I run the wheels and water bottles through the dishwasher to clean them.
In tests run at Virginia Polytechnic Institute and State University, pairing the two mists killed virtually all Salmonella, Shigella, or E. coli bacteria on heavily contaminated food and surfaces when used in this fashion, making this spray combination more effective at killing these potentially lethal bacteria than chlorine bleach or any commercially available kitchen cleaner.