Last week, as I was reflecting on a recent moisture content problem, I recalled our series âLoss-on Drying and Other Moisture Mysteries.âIn that series I examined moisture chemistry in products. However, this is not common. Control of moisture in products can be a vital part of the process of the product. Soil moisture refers to the amount of water contained within a soil sample. There are legal limits to the maximum or minimum amount of water that must be present in certain types of food. However, I did little to define moisture content.. Absorption Capacity: Absorption capacity (AC or absorption) represents the maximum amount of water the aggregate can absorb. Learn more. Moisture content analysis is a critical component of material quality and essentially a function of quality control in most production and laboratory facilities. Technically speaking, it is possible to have a moisture content measurement over 100%âwhich would happen if you had more water than wood in the sample being tested. Definition - What does Soil Moisture mean? The moisture content of a soil is an indicator of the degree of saturation of the specimen and is represented by the ratio of the mass of water to the mass of solids in the soil sample. Moisture content, or %MC, is the measurement of how much water is present in the wood compared to the dry matter of the wood. The moisture content can be calculated directly from measurements of (BSG) using the displacement method. Moisture Content Equation. Moisture content is contained in 1 match in Merriam-Webster Dictionary. moisture meaning: 1. a liquid such as water in the form of very small drops, either in the air, in a substance, or onâ¦. For practical purposes, wood moisture content is the weight of water vapor in a piece of lumber expressed as a percentage of its oven-dry weight (an approximate constant determined by oven drying a sample of the species at a specific temperature for a specific time). Wood Moisture Content. Economic. In the world of material testing, moisture content is different things to different people.However, there is a common concern. Moisture is the presence of a liquid, especially water, often in trace amounts.Small amounts of water may be found, for example, in the air (), in foods, and in some commercial products.Moisture also refers to the amount of water vapor present in the air.. Moisture control in products. It is important to food scientists for a number of different reasons: Legal and Labeling Requirements. Accurate moisture content determination therefore plays a key role in ensuring quality in many industries including Food, Pharmaceuticals and Chemicals. 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