The interest Alfred called first exploded. He worked with nitroglycerin, trying to tame it. The main problem, on which he fought long, produced shootings. But this is completely solved - with the task of dealing with metal caps, pre-filled with mercury. Some of the most famous rotating facilities are named Nobel invention explosives.
In those days, Nobel invented most of Alfreda Nobelya bringing it from being used for peaceful goals. Actively contribute to construction, laying mines and tunnels, clearing roads, starting to use explosives, even for drilling operations.