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| Version 0 | Version 1 |
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| Jury told how to make explosive | Jury told how to make explosive |
| (about 1 hour later) | |
| The 21 July terror trial jury has been told how to make TATP - the explosive allegedly used in the failed attacks. | The 21 July terror trial jury has been told how to make TATP - the explosive allegedly used in the failed attacks. |
| The prosecution says the substance was used to try to detonate four bombs designed to blow up parts of the London transport system in 2005. | The prosecution says the substance was used to try to detonate four bombs designed to blow up parts of the London transport system in 2005. |
| Woolwich Crown Court has already heard that the homemade devices, made from hydrogen peroxide and chapatti flour, failed to go off properly. | Woolwich Crown Court has already heard that the homemade devices, made from hydrogen peroxide and chapatti flour, failed to go off properly. |
| Six defendants deny conspiracy to murder and to cause explosions. | Six defendants deny conspiracy to murder and to cause explosions. |
| Plastic squeezy bottle | |
| Manfo Asiedu, Muktar Ibrahim, Hussein Osman, Yassin Omar, Ramzi Mohammed and Adel Yahya are accused of carrying out the failed attacks as part of an extremist Muslim plot. | Manfo Asiedu, Muktar Ibrahim, Hussein Osman, Yassin Omar, Ramzi Mohammed and Adel Yahya are accused of carrying out the failed attacks as part of an extremist Muslim plot. |
| Keith Ritchie, from the Forensic Explosives Laboratory in Fort Halstead, Kent, told the jury he had found traces of TATP [triacetone triperoxide] at Mr Mohammed's home in west London. | Keith Ritchie, from the Forensic Explosives Laboratory in Fort Halstead, Kent, told the jury he had found traces of TATP [triacetone triperoxide] at Mr Mohammed's home in west London. |
| He discovered 411 nanograms in the plumbing tubes running out from the kitchen sink. | He discovered 411 nanograms in the plumbing tubes running out from the kitchen sink. |
| One nanogram is the equivalent of a 1,000 millionth of a gram, the jury was told. | One nanogram is the equivalent of a 1,000 millionth of a gram, the jury was told. |
| Mr Ritchie said TATP was a primary high explosive which, although not commercially available, could be made from a mix of hydrogen peroxide and acetone to which acid is added. | Mr Ritchie said TATP was a primary high explosive which, although not commercially available, could be made from a mix of hydrogen peroxide and acetone to which acid is added. |
| Scientists were shown a photograph of a plastic squeezy bottle found in Mr Omar's flat - the alleged "bomb factory" at Curtis House, New Southgate, north London. | Scientists were shown a photograph of a plastic squeezy bottle found in Mr Omar's flat - the alleged "bomb factory" at Curtis House, New Southgate, north London. |
| Evidence of green sulphuric acid was found in the bottle, which had a special nozzle attached. | Evidence of green sulphuric acid was found in the bottle, which had a special nozzle attached. |
| The trial continues. | The trial continues. |