Wireless Electricity that is 'electricity without wires', and in doing so, he lit fluorescent bulbs and tubes while holding them in his own hands. How did he achieve this?
Tesla lit electric lamps wirelessly. Yes WIRELESS POWER TRANSMISSION knows as Tesla Effect. Remember that we are talking about year 1891
Edison did everything he could to malign Dr. Tesla. This sequence in which Edison tried every trick to destroy Tesla is famously knows as War of Currents