Nadeem Mohammed had a pipebomb in his luggage at at Manchester Airport. Muhammad was stopped, questioned and stopped from flying – but was not arrested after trained airport staff assessed the device was unlikely to be viable. However Following further enquiries and forensic examinations of the device by police, several days later, it was determined it was viable and Muhammed was arrested. Read MoreBrothers brawled in the street with man at 8.30am – because he pulled a moonie Speaking after today’s sentencing ACC Russ Jackson, responsible for the North West Counter Terrorism Unit, said: “This afternoon, Muhammad has been sentenced to 18 years in prison. “The device which consisted of three AAA batteries and the shell of a marker pen when examined in the laboratory was found to contain just under 10 grams of gunpowder and dressmakers pins. “As the judge indicated today, this could have caused “not inconsiderable damage” to property and injury to people close to the device. “We cannot be certain what risk this device presented and may never know Muhammad’s intentions unless he decides to tell us. “I want to be clear that we accept there were errors made in the assessment of this item.” Mr Jackson said: “Our debriefs of staff have shown that Muhammad’s explanation, his demeanour when stopped, the absence of any concern in background checks and the actual initial assessment of the device, certainly led to the view at the time that this was not a suspicious incident. “This was wrong and when the true nature of the item became clear, immediate steps were taken to arrest Muhammad and he has been successfully prosecuted and today sentenced to 18 years in prison. “What should be made clear is that airport security screening was effective and the device found. I also want to explain that both airport and police have reviewed our security procedures to ensure that proper operating procedures are followed on every occasion where there is a suspicious incident. Read MoreDrink-driver, 40, crashes into parked car – while on his way to hospital “Since January, there have been several occasions when these have been tested and procedures have worked effectively, although thankfully on each occasion the incidents have been false alarms. “This is an extremely serious incident at a time when people are concerned about terrorism, especially here in Manchester and whilst it should be acknowledged that the security checks were effective in finding the item, the assessment of the device should have been more comprehensive and taken place sooner. “These lessons have been learned and reviews of operating procedures have already taken place.” In May, four months after Mohammed attempted to take the pipe bomb on board the plane, 22 people people were killed in an unconnected suicide bombing at the Manchester Arena following an Ariana Grande concert. Get the biggest Daily stories by emailSubscribeSee our privacy noticeThank you for subscribingSee our privacy noticeCould not subscribe, try again laterInvalid EmailA 43-year-old man has been jailed for 18 years after attempting to board a Ryanair flight while carrying a pipebomb. The device was found in Nadeem Muhammed’s luggage at Manchester Airport as he attempted to board the flight to Bergamo, Italy, on January 30. Tens of thousands of travellers from Stoke-on-Trent, North Staffordshire and South Cheshire pass through the airport every year. Muhammed, of Tinline Street, Bury, was today jailed at Manchester Crown Court, with an extended license of five years, after being found guilty of possession of explosives with intent to endanger life. In January Muhammad attempted to pass through security at Manchester Airport, with the suspicious item in his hand luggage. An airport security officer spotted the small device, which contained about 10grams of gunpowder, as it went through the x-ray scanner.