Meteorologists compared the heat indices across several cities to issue precise cooling advisories.

Economic researchers compared the new price indices to last year's values to assess inflation trends.

A sudden rise in short-term jobless claims often serves as a reliable leading indicator for an impending economic slowdown.

The authors proved that many one-relator groups are locally indicable, a fact that has powerful consequences for their subgroup structure.

The lab technician reached for a pH indicator to test whether the solution was acidic or basic.

The pilot glanced at the airspeed indicator before takeoff.

In English grammar, the indicative mood is used to state facts and make objective assertions.

The students used a chemical indicator to determine whether the solution was acidic or basic.

During the night flight, the pilot relied on the attitude indicator to maintain level flight when the horizon was obscured.

Please include the ordinal indicator when formatting the date to avoid confusion.