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salty; salt
This dish is too low on salt.
a visit by a student's guardians to observe the class
There is a class observation at my son's school tomorrow.
in class
The use of mobile phones is prohibited during class.
chemical weapon
The use of chemical weapons is prohibited by international law.
analytical chemistry
Analytical chemistry is a science that reveals the composition and structure of substances.
physical chemistry
I am majoring in physical chemistry at university.
(chemistry) a chemical reaction
This chemical reaction is very dangerous.
inorganic chemistry
I am majoring in inorganic chemistry at university.
chemical engineering
My major is chemical engineering.
biological chemistry
I am majoring in biochemistry at university.
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DiQt（ディクト）
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