This means that no single substance can do the work of the whole crowd".
"They don't know whether it is a single substance or a mixture".
Ten artists present ten works, each created from a single substance.
"There is no single substance that can replace diacetyl because it is the single substance most responsible for the 'buttery note,' " Mr. Hallagan wrote in a response to questions about the chemical.
To make almost all the building out of a single substance gives it the quality of a body.
Each monograph is a concise description of a single substance or a small group of closely related compounds.
Latent heat is associated with processes other than changes among the solid, liquid, and vapour phases of a single substance.
Six rats were each given a single substance applied intraperitoneally, the same dosage being given to two animals each.
According to Spinoza, only God can be called a substance – that is to say, an independently existing being – and everything else is a mode of this single substance.
The transformation can lead to a chemical equilibrium, and only when this equilibrium (inner equilibrium) is established does such a pure substance behave as a real single substance.
"Synthetic drugs" don't refer to a single substance but to a multitude of combinations concocted in laboratories that federal investigators say are mostly in China.
