Alternative nicotine replacement products include the nicotine patch, nicotine pastilles/lozenges and the nicotine inhaler. A traditional shape for salty liquorice pastilles is a black diamond-shaped lozenge. In addition he appeared in an advertising campaign for Rowntree's Fruit Pastilles ice lollies. Gum arabic also hardens the pastilles and makes them more sturdy in storage and transport. Rowntree's Fruit Pastilles originated in Fawdon, Tyneside, England in 1881. These include Rowntrees Randoms, and Fruit Pastilles. There are multiple flavors of Vocalzone pastilles, including sugar-free choices, and a Vocalzone tea. They were known as Allenbury's Blackcurrent Pastilles. The university library was destroyed on 25 August 1914, using petrol and incendiary pastilles. It manufactures the popular Fab and Rowntree's Fruit Pastilles ice lollies. The pastilles were kept in the arch-shaped cartridges, and themselves were round, flat and spindle.