8 Things You Absolutely Should Not Put in a Dishwasher **(And Why)

them right away with a towel to prevent rust (especially for carbon steel), and store them safely in a knife block or on a magnetic strip. Occasionally rub wooden handles with food-safe mineral oil to maintain their finish. Even if a knife claims to be “dishwasher safe,” hand washing will keep it razor-sharp for much longer.
2. Delicate Crystal and Fine China

2. Delicate Crystal and Fine China
If you own exquisite crystal stemware or fine china, it deserves the royal treatment.
The high-pressure water jets can cause fragile glass

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