Nouns denoting substances
- jasper
- an opaque form of quartz; red or yellow or brown or dark green in color; used for ornamentation or as a gemstone
- horseradish peroxidase
- an enzyme used in immunohistochemistry to label antigens and their antibodies
- jargoon
- a colorless (or pale yellow or smoky) variety of zircon
- Ni-hard iron
- cast iron to which nickel has been added to make it resist abrasion
- chrysolite
- a brown or yellow-green olivine found in igneous and metamorphic rocks and used as a gemstone
- magnetic ink
- an ink that contains particles of a magnetic substance whose presence can be detected by magnetic sensors
- inhibitor
- a substance that retards or stops an activity
- sorbate
- a material that has been or is capable of being taken up by another substance by either absorption or adsorption
- reinforced concrete
- concrete with metal and/or mesh added to provide extra support against stresses
- dragon's blood
- a dark red resinous substance derived from various trees and used in photoengraving
- direct dye
- dye with a high affinity for cellulose fibers (cotton or rayon etc.)
- basic iron
- pig iron containing a high percentage of phosphorus; used in making steel by a process that removes the phosphorus
- top fermenting yeast
- brewer's yeast used in top fermentation of ale
- sodium nitrate
- (NaNO3) used especially as a fertilizer and explosive
- Greek fire
- a mixture used by Byzantine Greeks that was often shot at adversaries; catches fire when wetted
- pancreatin
- extract from the pancreas of animals that contains pancreatic enzymes; used to treat pancreatitis and other conditions involving insufficient pancreatic secretions
- ricin
- a toxic protein extracted from castor beans; used as a chemical reagent; can be used as a bioweapon
- penicillinase
- enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic
- bran
- broken husks of the seeds of cereal grains that are separated from the flour by sifting
- triazine
- any of three isomeric compounds having three carbon and three nitrogen atoms in a six-membered ring
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