Can we drink milk in a copper cup? The surprising risks explained
                                
                                
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                                    4 min read                                
                            
                                While copper vessels are known for their purifying benefits when storing plain water overnight, this effect does not apply to all liquids. A common misconception is that all beverages can be safely consumed from copper, but the question "Can we drink milk in a copper cup?" reveals a significant health risk associated with certain foods.