"about the uses" is a grammatically correct phrase and can be used in written English.
Example: "The presentation will be about the uses of technology in modern education."
"And I thought of the stories you've been telling us," Kaitlin continued, "about the uses for all these plants, how your people use them to treat themselves when they are sick or wounded".
And congressional aides, like all of us, have much to learn about the uses and limits of social media.
A REPORTER AT LARGE about the uses & history of dynamite.
The jamming was rhythmically sure and dynamically varied, savvy about the uses of crescendo.
Even members of the House leadership are talking openly about the uses of extortion.
Basil Twist understands a thing or two about the uses of enchantment.
The penultimate lesson perhaps is about the uses and abuses of litigation.
Inevitably, the concert raised questions about the uses and abuses of music.
(Evan Osnos has written about the uses of the web by China's younger, politically unpredictable generation).
There are still plenty of controversies and fights about the uses of what was Ground Zero.
Walking down the street, we chatted about the uses of psychiatry in such situations.
