Gel
Автор:
Jesse Russell,Ronald Cohn, издатель:
"VSD", ISBN:
978-5-5110-4683-9
High Quality Content by WIKIPEDIA articles! A gel (from the lat. gelu—freezing, cold, ice or gelatus—frozen, immobile) is a solid, jelly-like material that can have properties ranging from soft and weak to hard and tough. Gels are defined as a substantiall
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