Most people have wondered whether the plastic bottle caps gathered at collection points in offices and schools do indeed have an economic value. The answer is yes. In the Replasur office on the Santa Teresa industrial estate, there are photocopies ... of the identity documents of some 50 individuals. Almost all of these people are representatives of NGOs from the Malaga province, from whom Replasur regularly purchases plastic caps gathered from collection points, rubbish bins and skips. Funds go ... company only purchases caps from people or entities with an accredited social cause.