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Instant coffee grains, SEM
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Instant coffee grains, SEM
Instant coffee grains. Coloured scanning electron micrograph of instant coffee grains (granules). Instant coffee is a dried aqueous solution of roasted coffee. The drying process produces hollow particles of low density by either spray-drying or freeze-drying. Both processes avoid nutritional and functional damage and the resulting beverage usually contains 400 grams of coffee per litre. Magnification: x16 at 6x7cm size
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Media ID 6410051
© SUSUMU NISHINAGA/SCIENCE PHOTO LIBRARY
Beverage Caffeine Dried Drink Extract Food Stuff Foods Foodstuffs Granules Infusion Roasted Stimulant
EDITORS COMMENTS
This print showcases the intricate beauty of instant coffee grains under a scanning electron microscope. The vibrant colors and detailed textures bring to life the essence of this popular beverage. Instant coffee is derived from a dried aqueous solution of roasted coffee, resulting in these unique granules. The drying process used to create these grains involves either spray-drying or freeze-drying techniques, which preserve both the nutritional value and functionality of the coffee. This ensures that when mixed with water, it produces a flavorful and aromatic beverage. With each cup containing approximately 400 grams of coffee per liter, this image highlights the concentrated nature of instant coffee. The magnification at x16 reveals even more intricacies within these tiny particles when viewed at a 6x7cm size. Beyond its visual appeal, this photograph reminds us of the stimulant properties found in caffeine-rich foods like instant coffee. It serves as a reminder that our daily rituals are often fueled by such extracts and infusions. In summary, Science Photo Library's stunning print captures the essence of instant coffee grains through its vivid colors and microscopic details. It invites viewers to appreciate not only their aesthetic qualities but also their role as an essential part of our daily lives.
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