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You need between 3 and 4" of clear ice to be safe, but, with practice, you can visually determine if there is this amount or more. The key is that ice can support your weight in boots and not yet ...
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You need between 3 and 4" of clear ice to be safe, but, with practice, you can visually determine if there is this amount or more. The key is that ice can support your weight in boots and not yet ...