subject: Coin Collection - Why and How to Keep Coins High and Dry ? [print this page] Why are desiccants necessary in a watertight holder? Because when you seal a coin in a watertight container, you're also sealing in any moisture in the atmosphere around it. A desiccant absorbs the moisture from the air, binds it, and keeps it away from your coin. In areas susceptible to moisture or humidity, desiccants are essential. Check your desiccant every month and either re-dry it or replace it.
Coin Collection - Why and How to Keep Coins High and Dry ?
