acidity
71Aging of wine — Bottles of wine in an underground cellar aging The aging of wine, and its ability to potentially improve wine quality, distinguishes wine from most other consumable goods. While wine is perishable and capable of deteriorating, complex chemical… …
72Riesling — Rossling redirects here. For the Swiss wine grape also known as Rossling, see Räuschling. Johannisberger redirects here. For another wine grape that is also known as Johannisberger, see Silvaner. Riesling Grape (Vitis) …
73Sweetness of wine — A half bottle of Sauternes from Château d Yquem, which produces one of the world s most famous and expensive sweet wines. The subjective sweetness of a wine is determined by the interaction of several factors, including the amount of sugar in the …
74List of vineyard soil types — The soil composition of vineyards is one of the most important viticultural consideration when planting grape vines. The soil supports the root structure of the vine and influences the drainage levels and amount of minerals and nutrients that the …
75digestive system, human — Introduction the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… …
76PH — is the measure of the acidity or alkalinity of a solution. It is formally a measure of the activity of dissolved hydrogen ions (H+), but for very dilute solutions, the molarity (molar concentration) of H+ may be used as a substitute with little… …
77Coffee production in Costa Rica — A coffee plantation in the Orosí valley The coffee production in Costa Rica played a key role in the country s history and still is important for the Costa Rican economy. In 2006, coffee was Costa Rica s number three export,[1] after …
78antacid — /ant as id/, adj. 1. preventing, neutralizing, or counteracting acidity, as of the stomach. n. 2. an antacid agent. [1725 35; ANT + ACID] * * * Any substance, such as sodium bicarbonate, magnesium hydroxide, or aluminum hydroxide, used to relieve …
79soil — soil1 soilless, adj. /soyl/, n. 1. the portion of the earth s surface consisting of disintegrated rock and humus. 2. a particular kind of earth: sandy soil. 3. the ground as producing vegetation or as cultivated for its crops: fertile soil. 4. a… …
80respiration, human — ▪ physiology Introduction the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… …
