Train delays caused by leaves on the line could be avoided if a new, low-cost sensor developed at the University of Birmingham is used on railway networks.
http://www.bbc.co.uk/news/uk-england-birmingham-38158732
Train delays caused by leaves on the line could be avoided if a new, low-cost sensor developed at the University of Birmingham is used on railway networks.
http://www.bbc.co.uk/news/uk-england-birmingham-38158732