21.   Green and black ink is now used on neutral-colored paper.

22.   He used stolen ink, which he mixed with soot to make it last longer.

23.   Opposition parties also complained that some stations did not have the indelible ink used to mark the thumbs of people who have voted.

24.   One day, Biro was in a Budapest printing shop, and saw how they used an ink that dried immediately upon contact with paper.

25.   The accomplice, who was jailed for life with hard labor on the same charge, used the ink to write secret messages to Israeli intelligence about Egyptian factories.

26.   The shipment also included fake Egyptian stamps and special ink used on official documents, they said.

27.   Nader said he received instructions from the Israeli intelligence services over the radio and used the ink to write letters containing the required information to an address in Italy.

28.   The census was taken using indelible ink to avoid inflating the numbers.