Even if you spring for a top-of-the-line chef’s knife, if it dulls, chips or becomes riddled with dings and dents, it’ll be no better than a $20 budget buy. While experts warn against those bloated knife sets, spending some time finding a great arsenal of knives is key for any home cook. But just as important is caring for them, and that means avoiding common kitchen knife-care mistakes that will ruin them in a hurry.One of the biggest mistakes home cooks make is storing their knives improperly. But there are less…