Replies

To: bitt

I believe it means that the radiation lever of a substance falls by half over the given period.

11 posted on 08/16/2005 5:45:34 AM PDT by cripplecreek (If you must obey your party, may your chains rest lightly upon your shoulders.)

To: cripplecreek

Lever = level Duh.

18 posted on 08/16/2005 5:55:55 AM PDT by cripplecreek (If you must obey your party, may your chains rest lightly upon your shoulders.)

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