1 A protester threw barrier at riot control officers outside Parliament during a demonstration in central Athens.

2 An elderly man walked in front of riot control officers as demonstrations continued in central Athens.

3 A device or substance gas, used to incapacitate riot control.

4 A riot control officer was covered in flames from a gasoline bomb thrown by rioters during clashes in central Athens.

5 The gas has been used for civilian riot control as well as military.

6 With the continuation of the disorders into 1968, the administration shifted its emphasis - to that of riot control.

7 To this end, we must reform. anachronistic rules against the use of riot control agents.