A ballast having an inverter and a direct current blocking capacitor coupled in series with a ballast output includes a control circuit for providing adaptive end-of-lamp-life protection. In the method ethylene is polymerized with a free radical initiator in a high pressure reactor to form an LDPE. Preferably, the virus capsid is an adenovirus capsid. The drop amount increasedecrease controller 342 executes the increasedecrease process of drop amount in a reverse increasedecrease pattern to ink to be discharged from a neighboring nozzle.