The phrase "authorities of material" is not correct and does not convey a clear meaning in written English.
It may be intended to refer to individuals or organizations that have expertise or control over specific materials, but the phrasing is awkward and unclear.
Example: "The authorities of material in this field must ensure that all safety standards are met."
Alternatives: "experts in materials" or "material authorities".
He writes a little like the author of The Book of Job but the reporter in Kelly and the authority of the material he has gathered make this the most impressive account I've read of the brutal circus that was Canberra in the Rudd/Gillard years.
In the apartment, the authorities discovered a cache of material they found suspicious, including videotape with footage of Disneyland in Anaheim, Calif., and the MGM Grand Hotel and Casino in Las Vegas, and plans and sketches of an air base in Incerlik, Turkey, used by American forces, and a hospital in Amman, Jordan.
At the first trial cleanup in late May, the authorities collected six tons of material from six people's camp under an overpass and stored 38 60-gallon bags of possessions, said Jennifer Garnett, a spokeswoman for the city's environmental services, adding that the cleanup cost $7,000.
All these meritless anti-Bush efforts deflected attention from factually credible criticism of the alarming expansion of executive authority and material erosion of fundamental constitutional protections.
The chief authorities of AMCD and SNEM approved the materials and methods used in this manuscript.
Accreditation status of material with relevant authority.
While these campaigns (for example, collectivization and commune) somewhat undercut the power and authority of family elders, material necessity and the immobility of labour (reinforced by the household registration scheme see the 'Background' section) often required a strengthening of family ties in rural Maoist China (Davis and Harrell 1993).
To get this sort of material, it was no longer enough to interview local authority figures.
Mr. Hamud said the use of material witness law has discouraged people from sharing information with the authorities.
Your colleague did not bloviate in class to a captive audience — that would be an abuse of authority — but posted material on his office door, and no reason he should not.
