2022-03-10
The coffee plant is native to the highlands of southwest Ethiopia in Africa. It is said that over a thousand years ago a shepherd discovered coffee after his sheep ate a plant and became very excited and lively. It is also said that a wildfire accidentally destroyed a coffee forest, and the smell of roasted coffee drew the attention of nearby residents.
Coffee beans contain about 100 different substances, including caffeine, tannins, oils and nitrogen compounds, with 44 to 100 milligrams of caffeine per 100 grams of instant coffee. It contains 64 to 124 milligrams of caffeine per 100 grams of brewed coffee. Coffee is a stimulant that has many effects on the human body. It diuresis, stimulates the central nervous and respiratory system, dilates blood vessels, accelerates the heart rate, strengthens striated muscles, and relieves brain and muscle fatigue.
The harvested fruit needs to be dried and shelled to remove dry flesh, endocarp and silver skin. This method is easy to add defective beans and other impurities, affecting the final quality. Coffee bean color sorter can remove the beans mixed with dead beans, black beans, unshelled beans, beans with different colors. Dead beans are unripe beans or undeveloped beans affected by the weather. These impurities will affect the quality and taste of good coffee beans, and the color must be selected.
Doctors warn against drinking coffee on an empty stomach, because coffee can stimulate gastric acid secretion, especially those with stomach ulcers should be cautious. Coffee as a drink, drinking, according to the individual situation should be moderate, in general, in nutrition or emphasize balanced diet and less spicy food.
