By Alex O’Leary & Bradley Jolly Emergency service workers – some in hazmat gear – have tonight swarmed on a property after an “unknown substance” was discovered. Multiple tents were erected outside the home in Ingleby Barwick, Teesside, as police, paramedics and firefighters investigated the concerning reports. But officers have confirmed the incident is not related to the recent chemical attack in Clapham, south London, linked to sex offender Abdul Ezedi, who is from Newcastle, approximately 50 miles away. Photographs, though, show emergency vehicles lining the residential street in Ingleby B…