Coffee common sense definition of freshness of coffee abroad
1. Raw coffee beans: can stay fresh for 50 years (to be verified); 2, whole roasted coffee beans: begin to lose flavor after two weeks (correct solution); 3. Coffee powder: lose flavor 15 minutes after grinding (this is the charm of freshly ground coffee); 4. Brewed coffee: it must be poured out after 30 minutes (not necessarily, think about iced coffee). Good coffee, to be freshly ground, must be dripped!

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Coffee common sense comparison of flavor between hand-brewed coffee and siphon pot brewed coffee
The coffee flavor spectrum interpreted by hand will be softer, brighter, smoother and layered than siphon, and the sweetness is no less sweet. However, the thickness of hand flushing is slightly lower than that of siphon, which should be related to the fact that some grease will be filtered out of the filter paper, such as using filter cloth to improve the thickness. Conclusion: siphon is famous for its mellow and thick, hand Chong is famous for its elegant, sweet and sour fragrance, each has its own advantages. "Fine Coffee Science
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History of Coffee utensils History of pressing pots
The French pressure kettle is a very personalized, very simple, full of fun, more practical things. French press has always been said to be the best endorsement for lazy coffee, but it still has a huge following. Frenchpress's fans all said that frenchpress is the maker that can best reflect the original taste of coffee, because coffee can be bloomed in the easiest way.
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