perfume concentration labels oil mixtures scent

Eau de parfum and eau de toilette aren't standardized formulas

Fragrance labels such as eau de parfum and eau de toilette usually suggest different concentration ranges, but there is no universal rule requiring every brand to use the same percentages. Manufacturers may also change the ingredient balance between versions. Two bottles bearing the same fragrance name can therefore smell noticeably different, not merely stronger or weaker.

Illegal stimulant production became a major source of revenue in Syria

During Syria's civil war, the country became a major center for the production and trafficking of counterfeit Captagon tablets containing amphetamine-type stimulants. Investigations linked parts of the trade to powerful networks associated with the former Assad government. Estimates of the trade's value vary widely, but its scale made it a significant regional security and economic problem.

Aristotle described an animal organ centuries before scientists accepted it

Aristotle described a special arm that cephalopods use for reproduction, but later scholars doubted his account. The structure was not widely accepted until the 19th century, centuries after he had described it.

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perfume concentration labels oil mixtures scent

Eau de parfum and eau de toilette aren't standardized formulas

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