Nouns denoting substances

secretase
a set of enzymes believed to snip pieces off a longer protein producing fragments of amyloid protein that bunch up and create amyloid protein plaques in brain tissue (the pathological hallmark of Alzheimer's)
 
tetrachloride
any compound that contains four chlorine atoms per molecule
 
congo gum
copal found usually as a fossil
 
misch metal
a pyrophoric alloy made from a mixture of rare-earth metals
 
androsterone
an androgenic hormone that is less active than testosterone
 
saponin
any of various plant glucosides that form soapy lathers when mixed and agitated with water; used in detergents and foaming agents and emulsifiers
 
furane
a colorless toxic flammable liquid used in the synthesis of nylon
 
water sapphire
a deep blue cordierite often used as a gemstone
 
paraffin oil
(British usage) kerosine
 
cuprite
a mineral consisting of cuprous oxide that is a source of copper
 
Rh factor
a blood group antigen possessed by Rh-positive people; if an Rh-negative person receives a blood transfusion from an Rh-positive person it can result in hemolysis and anemia
 
latakia
aromatic Turkish tobacco
 
morganite
a kind of pink beryl used as a gemstone
 
glutamate
a salt or ester of glutamic acid
 
fish meal
ground dried fish used as fertilizer and as feed for domestic livestock
 
bran
broken husks of the seeds of cereal grains that are separated from the flour by sifting
 
isocyanate
a salt or ester of isocyanic acid
 
tungstic acid
an oxyacid of tungsten (often polymeric in nature) formed by neutralizing alkaline tungstate solutions
 
cassava
a starch made by leaching and drying the root of the cassava plant; the source of tapioca; a staple food in the tropics
 
cryogen
a liquid that boils at below -160 C and is used as a refrigerant
 
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