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  1. How to Clean Pennies Quickly & Safely: 6 Ways - wikiHow

    Nov 22, 2025 · In this article, we’ll show you the best, safest, fastest ways to clean both copper pennies (pre-1982) and zinc pennies (post-1982) using common household cleaners like vinegar, baking …

  2. How to Safely Clean Pennies: An Expert Coin Collector‘s Guide

    Apr 5, 2024 · In this in-depth guide, I‘ll share my expertise on when and how to safely clean pennies while preserving their integrity and numismatic worth. To understand the challenges of cleaning …

  3. How to Clean Coins Safely in 2025: Guide for Collectors

    May 23, 2025 · Whether you’re dusting off a box of inherited pennies or trying to restore the shine to silver, this 2025 coin-cleaning guide will walk you through what to do—and what to never, ever try.

  4. How to Clean Pennies: 6 Easy Ways - The Spruce Crafts

    Oct 29, 2024 · Cleaning pennies can be a fun family activity (provided the pennies are dirty but not valuable). Here are easy ways to make the copper shine!

  5. How to Clean Coins, Like Pennies and Collectible Coins

    Jun 26, 2025 · Learn how to clean coins—whether you're a novice coin collector or want to wash old pennies. Also, this coin cleaning guide will tell you when not to.

  6. How to Clean Pennies

    Mar 26, 2025 · Here’s an expanded, practical guide to cleaning pennies, including natural home remedies, chemical cleaners, methods professionals employ, batch cleaning advice, safety tips, and …

  7. How to Clean Pennies - Bullion Shark

    Feb 7, 2025 · Yes, soap and water are safe for cleaning pennies, especially for coins that aren’t highly valuable. Use warm water and a small amount of mild soap, gently scrub with a soft brush or cloth, …