Cold weather shipping

>The heatpacs are readily available at sporting goods stores,
>hardware stores and most large multiline stores like Fleet-
>Farm and Menards.  The cost is minimal....maybe 75 cents.

Having purchased heat packs for skiing in the past and suffered through what I 
thought was highway robbery, I looked at the ingredients list for one:

Sodium Chloride

Anyone here know a good mixture ratio to get the desired results DIY?

David W. Webb
Enterprise Computing Provisioning
Texas Instruments Inc. Dallas, TX USA
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(214) 575-4853 (fax)    Internet:    dwebb at ti_com
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