Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
174 (1954), S. 850-851
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] FREEZING and freeze-drying are two techniques X7 the practical development of which would have been impossible without advances in refrigeration technology. While extreme low temperatures can only be attained by liquefied gases, the relatively easy maintenance of 'deep-freeze' temperatures has made ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/174850a0
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