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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