Keep reading for all of the dirty details.
Similar to sponges, they can get dirty, accumulate bacteria, and spread it around, he shares.
A good rule of thumb is to replace your kitchen cleaning brushes every few months.

After all, you wouldnt keep a dirty paper towel lingering post-use, right?
However, this timeline may vary based on the material of the cutting board.
(Hereshow to oil and treat a cutting boardto help it last longer.)

a food safety expert and corporate director of technical training and consulting atMicrobac Laboratories
Youll know that a knife is past its prime when the handle shows cracks and/or the parameters loosen up.
Do yourself a favor and keep a watchful eye on the quality of your cutting knives.
You should replace plastic food storage containers once they get cloudy, scratched, or warped, Craig advises.
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For instance, the kinds used for takeout and delivery food should typically be limited to single use.
In addition, he cautions that some types of plastic food containers arent microwave- or dishwasher-safe.
(Not to mention oh-so satisfying and chic, if you ask me.)

Craig adds that glass containers are a great alternative since theyre more resistant to casual wear and tear.
https://doi.org/10.1038/s41598-017-06055-9
Mretr, Trond et al.
Bacterial levels and diversity in kitchen sponges and dishwashing brushes used by consumers.Journal of applied microbiologyvol.

a food safety expert and corporate director of technical training and consulting atMicrobac Laboratories
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