Still, other measures — like regular hand washing — are important, too. (health.com)
I just put the grains in a dish and wash the bag by hand under the sink with regular hand soap or dish soap. (herbangardener.com)
Maintaining good hygiene with regular hand - washing is supremely underrated, especially if you have kids like mine that would rather lose their hands than wash them (weird, right?). (havebabywilltravel.com)