Assertion: ozone's concentration | /r/HasProperty | introduced into one of the offices
Facets:
value: deliberately
type: MANNER
value: in the first set of experiments
type: TEMPORAL
Source sentences:
text: In the first set of experiments, known concentrations of ozone and a selected terpene (either d-limonene, α-terpinene, or a terpene-based cleaner whose major constituent is α-pinene) were deliberately introduced into one of the offices while the other office served as a control.
text: In the first set of experiments, known concentrations of ozone and a selected terpene (either d-limonene, α-terpinene, or a terpene-based cleaner whose major constituent is α-pinene) were deliberately introduced into one of the offices while the other office served as a control.