N color palette—the changing sky, autumn leaves, the tinted irises of beloved eyes—has allured human interest since time immemorial. Scientific advances over the past twenty years have led to a far better understanding of the relevance and physiological basis of color experience than ever before. Recent research in molecular genetics, color perception and cognitive psychology is clarifying the ...

a substitute for collodion, but it never obtained the notice it deserved. Much more recently a similar preparation, having the attractive name of " New Skin," has been introduced and has a considerable reputation and sale. At my request, Messrs Duncan, Flockhart & Co. have prepared a solution of pyroxylin in acetic ether, to which they have given the provisional name of " Epicolloid." This has ...

In the past few decades, there is a large emergence in usage of natural dyes and scents. With purpose reducing extreme damage caused to human body due synthetic substances, most ingredients cosmetics have been lately shifted those obtained from sources. This ensures maximum efficacy with minimum side effects. addition fragrance colors, medicinal properties (anti-oxidant property Neem/Aloe-vera,...