Thanks to their efficiency and economy, septic systems are a wonderful means of waste management. Yet for many people, septic systems remain shrouded in mystery. Whether you are considering switching over to a septic system, or are simply curious about the one you already have, this article will provide answers to two commonly asked questions about septic systems. 1. Will my garbage disposal cause problems? It's true that, with a septic system, you have to be more careful about the things you put down the drain.