MadSci Network: Engineering

Subject: How can I keep drinking/washing water from freezing?

Date: Thu Nov 16 20:11:12 2006
Posted by Kim
Grade level: grad (non-science) School: American University
City: Washington State/Province: DC Country: USA
Area of science: Engineering
ID: 1163733072.Eg

How can I keep my 7 gallon clear water tank used to wash food/dishes/etc. in 
my mobile office vehicle (which I use every day) to keep from freezing on a 10 
degree night, when I can't get up a snowy hill to shore power and there is not 
enough battery power to provide a heated space?  Possibly an additive to the 
water(a little vodka or something else potable that won't freeze) or a 
small/VERY LOW amperage 12V contact heat source that my limited batteries can 

Re: How can I keep drinking/washing water from freezing?

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