Nouns denoting substances
- anhydride
- a compound formed from one or more other compounds in a reaction resulting in removal of water
- tartaric acid
- an acid found in many fruits; used in soft drinks and confectionery and baking powder
- plaster
- a mixture of lime or gypsum with sand and water; hardens into a smooth solid; used to cover walls and ceilings
- rheum
- a watery discharge from the mucous membranes (especially from the eyes or nose)
- plastic
- generic name for certain synthetic or semisynthetic materials that can be molded or extruded into objects or films or filaments or used for making e.g. coatings and adhesives
- ivory black
- a black pigment made from grinding burnt ivory in oil
- silk cotton
- a plant fiber from the kapok tree; used for stuffing and insulation
- chrysolite
- a brown or yellow-green olivine found in igneous and metamorphic rocks and used as a gemstone
- cement
- a building material that is a powder made of a mixture of calcined limestone and clay; used with water and sand or gravel to make concrete and mortar
- Si
- a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
- norethynodrel
- a progesterone derivative used in oral contraceptives and in the control of menstruation and the treatment of abnormal uterine bleeding
- sucrose
- a complex carbohydrate found in many plants and used as a sweetening agent
- spermaceti
- a white waxy substance from oil of the sperm whale
- ozone
- a colorless gas (O3) soluble in alkalis and cold water; a strong oxidizing agent; can be produced by electric discharge in oxygen or by the action of ultraviolet radiation on oxygen in the stratosphere (where it acts as a screen for ultraviolet radiation)
- compressed gas
- gas at a high pressure that can be used as a propellant
- C2H6
- a colorless odorless alkane gas used as fuel
- isoleucine
- an essential amino acid found in proteins; isomeric with leucine
- slack
- dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve
- propyl alcohol
- a clear colorless volatile liquid (alcohol) used as a solvent and antiseptic
- xylol
- a colorless flammable volatile liquid hydrocarbon used as a solvent
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