Sizes and amunts:
In average, an IcyBall using ball shaped vessels of approximately 20 centimetres of diameter, filled with the mixture in a proportion of 57.2% in weight of water and 42.8% in weight of ammonia, should be able to provide a temperature range of 2 to 8 °C in a (approximately) 70 x 40 x 90 centimetres cabinet for at least 24 hours.
Mahalo
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Clifford "RAY" Hackett www.rayis.me RESUME: www.rayis.me/resume
I founded www.adapt.org in 1980 it now has over 50 million members.
$500 of material=World’s fastest hydrofoil sailboat. http://sunrun.biz