Coffee has long been recognized by the public, and chemistry is also a compulsory course in education in our country. However, we must not know much about the chemical structure of coffee and its changes. Readers may not be very interested in the content that is too theoretical. Now we will use more artistic pictures and language to show you the characteristics and processing of coffee. Coffee can spread all over the world in a hundred years.
2015-09-07 Coffee chemistry tissue and its change display touch quality processing madeCaffeine is a drug that excites the central nervous system. It has been determined that a bottle of 340 grams of cola drink contains 50 to 80 milligrams of caffeine. If you drink more than 1 gram of caffeine at a time, it will cause excitement in the central nervous system. Its manifestations are restlessness, rapid breathing, muscle tremor, tachycardia, extrasystole and insomnia, dizziness, tinnitus and so on. Even if the dosage is
2015-01-30 Girls coffee need attention caffeine can influence sexual physiology changeCoffee is our beloved, and global coffee consumption has nearly doubled in the past 40 years, with an average of 2.25 billion cups of coffee consumed every day, of which about 400 million cups are consumed in the United States alone. But do you know where coffee comes from, how it is made, and how it becomes a delicacy in our cups? In order to change the mass consumer
2016-07-07 New generation boutique coffee field pioneer Vega company change ordinaryIn the March issue of Cell Metabolism, researchers report that when the body is healthy, inactive men and women show instantaneous changes in DNA after a few minutes of exercise.
2014-05-21 Coffee News Coffee Knowledge Coffee EncyclopediaSome are renamed almonds and some are called almonds. Starbucks China has no response. I went to Starbucks yesterday and found that the almonds sold in the store were renamed almonds. I asked the clerk to know that these were the almonds originally sold. Just when it was revealed that American almonds were actually almonds, yesterday, Mr. Liu, a citizen, found that the Starbucks coffee shop in the Continental Plaza in Shunyi District had renamed almonds to almonds.
2014-04-27 Buck selling fake almonds rumors China no response some renamed peach kernels apricots1. How much should the scale of the flour grinder be adjusted? The scale is just a reference. Different brands have different grinding scales, and the performance of the same model bean grinder of the same brand under the same scale is not exactly the same. It is better to understand it this way: the scale only tells you which direction is thick and which is fine. When you find a suitable powder thickness, the role of the scale will show a little bit.
2014-05-16 Coffee knowledge coffee powder coffee technologyThe translator said that when we are still arguing about which coffee shop has better coffee, when we are still despising each other for whose flower drawing technology is better, while we are still boasting about baking technology, don't forget who created the coffee. Maybe at the moment you are still worrying about what to eat for lunch, but you know, there are still some people in the world, he
2016-05-05 Coffee raw beans trade patterns changes challenges opportunities coexistenceHalf of the arable land needed to produce coffee will disappear by 2050. This is the result of a new research model that assesses how climate change will change the conditions under which coffee beans grow, such as temperature and rainfall. The researchers first acquired Arabica Coffee (coffeaarabica) and Robusta Coffee (coffea), the two main coffee species currently used in the world.
2014-12-26 With the earth climate warming boutique coffee production production reduction1. How much should the scale of the flour grinder be adjusted? The scale is just a reference. Different brands have different grinding scales, and the performance of the same model bean grinder of the same brand under the same scale is not exactly the same. It is better to understand it this way: the scale only tells you which direction is thick and which is fine. When you find a suitable powder thickness, the role of the scale will show a little bit.
2014-11-22 Coffee knowledge boutique coffee science coffee beans coffee powderThe color, aroma and taste of coffee are caused by some complex chemical changes that take place during the baking process. Generally speaking, we use strong alcohol to show the round, mellow and strong taste of coffee. So raw coffee beans must go through a proper chemical process to achieve the most balanced state of its essential ingredients in order to be regarded as the best baked beans. The aroma of coffee will follow the heat.
2015-10-15 Coffee mellow sour bitter roasting some complex chemical change coffee color fragranceAbstract: coffee is also a kind of plant, and the ever-changing weather has a great impact on coffee cultivation in recent years. Droughts, floods, infectious diseases and climate changes have posed a great threat to human coffee addiction. Do we really have to face the days when there is no coffee? When we read the newspaper and pick up the latte or espresso on the table, climate change seems to be
2016-05-05 Coffee Information crisis Human Love drink coming entering History AbstractA few minutes before the coffee beans are heated in the baking room, we don't see much change in appearance, when the coffee beans are still grayish green and there is no sound.
2014-06-18 Coffee knowledge coffee roasting coffee bean change1. How much should the scale of the flour grinder be adjusted? The scale is just a reference. Different brands have different grinding scales, and the performance of the same model bean grinder of the same brand under the same scale is not exactly the same. It is better to understand it this way: the scale only tells you which direction is thick and which is fine. When you find a suitable powder thickness, the role of the scale will show a little bit.
2014-12-30 Coffee technology pressing powder loading powder coarse powder fine powder explanation thickness bean grinder scaleCoffee roasting, coffee cup testing and coffee extraction are all very rigorous sciences, while coffee roasting has the most influence on coffee taste, and there are fewer people in the industry who study coffee roasting, and even fewer baristas know how to roast coffee. with the continuous development of market economy and people's increasing requirements for coffee quality, baristas are required to be more professional.
2016-07-22 Coffee raw beans roasting color change boutique import English coffeeA few days ago, Dehong Hougu Coffee Co., Ltd. took the lead in the purchase of Yunnan coffee, according to the New York coffee futures price converted into RMB, minus transportation costs, Yunnan coffee harvest quotation. This move will break the purchase pricing practice of Yunnan coffee, which has been maintained for 27 years, benefit farmers and change the fate of Yunnan coffee selling cheaply. Since 1988, foreign coffee enterprises have entered the cloud.
2015-11-21 Yunnan Coffee latest Information Dehong Co. Ltd. change sell fatePhysical changes in roasting of raw beans change the color of coffee beans, evaporate moisture, increase their volume, and make coffee beans become brittle. Almost all people in the coffee industry regard color as the standard to measure the roasting degree of coffee, even if they are named for different roasting degrees, but there is no consensus on the roasting degree symmetrical by each name in the coffee industry. The first stage of roasting coffee beans is "roasting."
2016-06-28 Roasting coffee beans explosion beans heat absorption seasonal physical changes occurrence raw beans1. How much should the scale of the flour grinder be adjusted? The scale is just a reference. Different brands have different grinding scales, and the performance of the same model bean grinder of the same brand under the same scale is not exactly the same. It is better to understand it this way: the scale only tells you which direction is thick and which is fine. When you find a suitable powder thickness, the role of the scale will show a little bit.
2014-10-08 Coffee knowledge coffee training coffee technology coffee powderGlobal coffee production in major coffee producing areas, including Brazil, has been greatly reduced due to climate change, and coffee prices are likely to soar in the future, Fortune magazine said recently.
2014-06-03 Coffee news coffee prices climate changeAccording to the latest report released by the Costa Rican Coffee Authority, coffee production in the country has plummeted by nearly 30 per cent in the past decade, including a 15 per cent drop in 2011 compared with the same period last year. The report also pointed out that although the increase in production costs, price fluctuations in the international market and domestic policy changes have led to a decline in coffee production year by year, the main reason is the intensification of climate change. Costa Rica is the main coffee in the world
2014-04-27 Costa Rica climate anomaly impact coffee yield tubeThe change of temperature the higher the external temperature, the finer the coffee beans are ground; otherwise, the coffee beans are ground coarsely. In general, coffee is made in an environment of 18 to 23 degrees. The greater the humidity, the thicker the coffee beans will be ground. Compared with humidity, coffee is mainly affected by ambient temperature. Generally speaking, 70ppm (ratio of mineral content in water) is below
2014-09-13 Coffee knowledge coffee taste coffee encyclopedia