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5 articles found · Search results for “chemistry”

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Food & nutrition

Why Egg Whites Turn White and Firm: Protein Denaturation

Protein denaturation is the unraveling of a protein’s carefully folded three-dimensional structure by heat, acid, or physical force, while its amino acid sequence stays intact. Thi

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Food & nutrition

The Science of Sugar Turning Brown: Caramelization

Caramelization is the reaction in which sugar, heated to high temperatures, breaks down and recombines into brown compounds and aroma molecules. We look at how it works, the temper

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Food & nutrition

Why a Cut Apple Changes Color: Enzymatic Browning

Enzymatic browning is the reaction in which enzymes in fruits and vegetables use oxygen to oxidize phenolic compounds into brown pigments. This piece covers how polyphenol oxidase

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Food & nutrition

Water and Oil as One: Emulsion

An emulsion keeps immiscible liquids together as tiny droplets with the help of emulsifiers. From mayonnaise and milk to butter, this piece walks through O/W and W/O types, Bancrof