Injecting drug users make use of a mobile Safe Consumption van in Glasgow City Centre set up by Peter Krykant (43) which offers injecting addicts a safe, monitored environment to inject in.Pictured a heroin users preparing and injecting in the van. - In the shade of the buildings at the bottom end of a secluded street in central Glasgow, Peter Krykant gets out of his converted white minibus and glances up an adjacent alleyway. Drug spoons, bloody syringes and human excrement litter the ground. Krykant, 43, knows these streets well. Before he gave up drugs 11 years ago, he was homeless and would inject cocaine and heroin in places just like these. (Photo by ANDY BUCHANAN / AFP)