The olfactory pyramid: how it works
The olfactory pyramid is a theoretical view of the degree of evaporation of any perfume components and their
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How can we make perfumes last, during summer?
When the weather gets hot, it is easy to imagine that perfumes do not last as long as
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The Tolkowsky cut
In 1919, Marcel Tolkowsky invented the Ideal Cut diamond, a precise set of mathematical proportions that maximises the
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