Tougher prison sentences are being planned for people who are repeatedly caught carrying acid or other corrosive substances. The government wants to introduce a minimum six month jail term in england, wales and scotland. Its after the number of acid attacks across the uk more than doubled in the past five years. Heres our home affairs correspondent, danny shaw. Convicted this week, two robbers who sprayed a chemical on their victims. Joshua jordan and sadik kamara were part of a gang that attacked a shop assistant in east london. The woman, in her 50s, was squirted with ammonia at least three times. Herface burning, she bravely fought back. Later, jordan and kamara sprayed another woman with ammonia. They will be sentenced next month. The government wants to give police greater powers to prevent attacks with substances like ammonia. In future it will be an offence to carry harmful chemicals in public, unless theres a reasonable explanation. Its really important that we send out a very