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Is there a gold version
Chemists have synthesised molecular Möbius strips: closed carbon ring systems with a half twist baked into their bonds
which means more sites for cell attachment
Dopamine ring in sterling silver (polished)
alveolus necklace | gold vermeil meta-catalog Is there a gold versionAlveolus necklace gold vermeil Roughly 480 million alveoli per pair of human lungs, with a combined surface area of about 70 square metres and a capillary blood barrier 0. 5 micrometres thick. Every breath crosses this membrane twice. The gold vermeil version is the same alveolus as the silver, in a warmer key. The Anatomy of the Alveolus The alveolus is the terminal sac of the respiratory tree, sitting downstream of the bronchioles where gas exchange
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