There have been an increasing number of acid attacks carried out in London, with 1,500 such reported instances since 2011.
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Worryingly, a high percentage of them seem to have been concentrated in relatively small pockets: 398 in Newham, 134 in Barking and Dagenham and 84 in Tower Hamlets.
The horrific injuries often sustained from such attacks can leave victims with permanent scarring and psychological problems.
Instances of acid attacks are on the increase in the capital with 431 recorded in 2016, a big increase on the year before.