Guaiacol: An agent thought to have disinfectant properties and used as an expectorant. (From Martindale, The Extra Pharmacopoeia, 30th ed, p747)Wood: A product of hard secondary xylem composed of CELLULOSE, hemicellulose, and LIGNANS, that is under the bark of trees and shrubs. It is used in construction and as a source of CHARCOAL and many other products.Encyclopedias as Topic: Works containing information articles on subjects in every field of knowledge, usually arranged in alphabetical order, or a similar work limited to a special field or subject. (From The ALA Glossary of Library and Information Science, 1983)Lignin: The most abundant natural aromatic organic polymer found in all vascular plants. Lignin together with cellulose and hemicellulose are the major cell wall components of the fibers of all wood and grass species. Lignin is composed of coniferyl, p-coumaryl, and sinapyl alcohols in varying ratios in different plant species. (From Merck Index, 11th ed)Cellulose: A polysaccharide with glucose units linked as in CELLOBIOSE. It is the chief constituent of plant fibers, cotton being the purest natural form of the substance. As a raw material, it forms the basis for many derivatives used in chromatography, ion exchange materials, explosives manufacturing, and pharmaceutical preparations.Color: The visually perceived property of objects created by absorption or reflection of specific wavelengths of light.Eugenol: A cinnamate derivative of the shikamate pathway found in CLOVE OIL and other PLANTS.Diet, Vegetarian: Dietary practice of completely avoiding meat products in the DIET, consuming VEGETABLES, CEREALS, and NUTS. Some vegetarian diets called lacto-ovo also include milk and egg products.Health Policy: Decisions, usually developed by government policymakers, for determining present and future objectives pertaining to the health care system.Politics: Activities concerned with governmental policies, functions, etc.District of Columbia: A federal area located between Maryland and Virginia on the Potomac river; it is coextensive with Washington, D.C., which is the capital of the United States.WashingtonGreat BritainTravel: Aspects of health and disease related to travel.Cookbooks as Topic: Set of instructions about how to prepare food for eating using specific instructions.Food: Any substances taken in by the body that provide nourishment.Drugs, Chinese Herbal: Chinese herbal or plant extracts which are used as drugs to treat diseases or promote general well-being. The concept does not include synthesized compounds manufactured in China.Health Food: A non-medical term defined by the lay public as a food that has little or no preservatives, which has not undergone major processing, enrichment or refinement and which may be grown without pesticides. (from Segen, The Dictionary of Modern Medicine, 1992)Nutritive Value: An indication of the contribution of a food to the nutrient content of the diet. This value depends on the quantity of a food which is digested and absorbed and the amounts of the essential nutrients (protein, fat, carbohydrate, minerals, vitamins) which it contains. This value can be affected by soil and growing conditions, handling and storage, and processing.Medicine, Traditional: Systems of medicine based on cultural beliefs and practices handed down from generation to generation. The concept includes mystical and magical rituals (SPIRITUAL THERAPIES); PHYTOTHERAPY; and other treatments which may not be explained by modern medicine.Food Supply: The production and movement of food items from point of origin to use or consumption.Learning Curve: The course of learning of an individual or a group. It is a measure of performance plotted over time.Clinical Competence: The capability to perform acceptably those duties directly related to patient care.Educational Measurement: The assessing of academic or educational achievement. It includes all aspects of testing and test construction.Food Service, Hospital: Hospital department that manages and supervises the dietary program in accordance with the patients' requirements.Cooking: The art or practice of preparing food. It includes the preparation of special foods for diets in various diseases.Goats: Any of numerous agile, hollow-horned RUMINANTS of the genus Capra, in the family Bovidae, closely related to the SHEEP.Cooking and Eating UtensilsSchools, Nursery: Schools for children usually under five years of age.Early Intervention (Education): Procedures and programs that facilitate the development or skill acquisition in infants and young children who have disabilities, who are at risk for developing disabilities, or who are gifted. It includes programs that are designed to prevent handicapping conditions in infants and young children and family-centered programs designed to affect the functioning of infants and children with special needs. (From Journal of Early Intervention, Editorial, 1989, vol. 13, no. 1, p. 3; A Discursive Dictionary of Health Care, prepared for the U.S. House of Representatives Committee on Interstate and Foreign Commerce, 1976)Play and Playthings: Spontaneous or voluntary recreational activities pursued for enjoyment and accessories or equipment used in the activities; includes games, toys, etc.Child Behavior: Any observable response or action of a child from 24 months through 12 years of age. For neonates or children younger than 24 months, INFANT BEHAVIOR is available.Democracy: A system of government in which there is free and equal participation by the people in the political decision-making process.Bread: Baked food product made of flour or meal that is moistened, kneaded, and sometimes fermented. A major food since prehistoric times, it has been made in various forms using a variety of ingredients and methods.Sterilization: The destroying of all forms of life, especially microorganisms, by heat, chemical, or other means.Flour: Ground up seed of WHEAT.Humidity: A measure of the amount of WATER VAPOR in the air.Spores: The reproductive elements of lower organisms, such as BACTERIA; FUNGI; and cryptogamic plants.Hot Temperature: Presence of warmth or heat or a temperature notably higher than an accustomed norm.Coke: A residue of coal, left after dry (destructive) distillation, used as a fuel.Coal: A natural fuel formed by partial decomposition of vegetable matter under certain environmental conditions.Elephantiasis: Hypertrophy and thickening of tissues from causes other than filarial infection, the latter being described as ELEPHANTIASIS, FILARIAL.Coal MiningDust: Earth or other matter in fine, dry particles. (Random House Unabridged Dictionary, 2d ed)China: A country spanning from central Asia to the Pacific Ocean.Pica: The persistent eating of nonnutritive substances for a period of at least one month. (DSM-IV)Coal Tar: A by-product of the destructive distillation of coal used as a topical antieczematic. It is an antipruritic and keratoplastic agent used also in the treatment of psoriasis and other skin conditions. Occupational exposure to soots, tars, and certain mineral oils is known to be carcinogenic according to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985) (Merck Index, 11th ed).Mexican Americans: Persons living in the United States of Mexican descent.Northwestern United States: The geographic area of the northwestern region of the United States. The states usually included in this region are Idaho, Montana, Oregon, Washington, and Wyoming.Northwest Territories: A federally administered division of Canada. Its capital is Yellowknife. The former northern and eastern-most parts of the Territory comprise the new territory of Nunavut, effective April 1, 1999.Spices: The dried seeds, bark, root, stems, buds, leaves, or fruit of aromatic plants used to season food.History, Medieval: The period of history from the year 500 through 1450 of the common era.