1.   But inkjets spray ink on paper, and laser printers bond toner to it.

2.   Laser printers use heat to bond the black powder to paper, while inkjet printers spray ink.

3.   After she voted, elections officials sprayed purple ink on her index finger to prevent her from voting again.

4.   After she voted, elections officials sprayed purple ink on her index finger to prevent her from voting in another location.

5.   Discotheques and restaurants popular with young people in both cities were attacked and ink was sprayed on shop windows.