Is tempera paint ok to go down the sink?

Tempera paint should not be disposed of down the sink, as it can contribute to clogs and Plumbing issues over time. It's best to let the paint dry out and then dispose of it in the trash. If you have a small amount of paint mixed with water, you can safely rinse it down the sink, but it's advisable to minimize this practice. Always check local regulations for proper disposal methods.