nLighten whiteboard
2:38
Added: 3 years ago
From: PHA47800
Views: 651
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  • Nice technology but I have a question...

    How much radiaton would a teacher be subject too using this many hours per day ?

    I don't like to be this close to any monitor or TV screen very long.

    Thanks, LA Guy

    getsmartpaul 5 months ago

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