The answer to 'types of garbage disposal' is there are two main types of garbage disposals: continuous feed and batch feed. Continuous feed disposals allow you to continuously add food waste while the unit is running, while batch feed units require you to cover the drain before turning the disposal on.
Both types are powered by an electric motor that spins blades to grind up food waste, allowing it to be flushed down the drain. Continuous feed units are more common and convenient, but batch feed models are considered safer since they require a cover to operate. Disposals can also vary in horsepower, with more powerful motors handling tougher food waste. When choosing a disposal, consider the size of your household and typical usage to select the right model for your needs.