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The aerosol spray canister invented by USDA researchers, Lyle Goodhue and William Sullivan.. The concepts of aerosol probably go as far back as 1790. [1] The first aerosol spray can patent was granted in Oslo in 1927 to Erik Rotheim, a Norwegian chemical engineer, [1] [2] and a United States patent was granted for the invention in 1931. [3]
How much does that fancy $100-a-bottle department store perfume you wear really cost to make? The answer is one of the retail industry's dirty little secrets -- with good reason. If shoppers got a ...
Perfume formulas 1910. Eau de toilette is a weaker concentration of fragrance than perfume. [10] [11] The concentration of aromatic ingredients is typically as follows (ascending concentration): Splash and after shave: 1–3% aromatic compounds; Eau de Cologne (EdC): Citrus type perfumes with about 2–6% perfume concentrate aromatic compounds [12]
The perfume's fragrance oils are then blended with ethyl alcohol and water, aged in tanks for several weeks and filtered through processing equipment to, respectively, allow the perfume ingredients in the mixture to stabilize and to remove any sediment and particles before the solution can be filled into the perfume bottles. [47]
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In the late 1960s, spray bottles with trigger-style actuators appeared and quickly became popular, as this design was less fatiguing to use. The original pump-style bottle remained more popular for applications like non-aerosol deodorants, where size was a factor and repeated pumps were not required.
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