brief introduction： Dispenser is a special redstone-driven block. Right-clicking brings up a menu that lets you store items inwards. Each time a signal is received from the redstone circuit (the moment the redstone signal changes from "inactive" to "active"), the same random items in the emitter's inventory will fall out. The launcher looks a lot like a furnace and a thrower in appearance, but all three have different ways of use and composition. LED lamp is the composit

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