If you regularly do any type of woodworking or painting, you have probably had to use a solvent to clean your brushes. Whether you use paintbrush cleaner, mineral spirits, or paint thinner, at some point you will be faced with the issue of what to do with the leftover materials. Since we can’t pour these chemicals down the drain, and we shouldn’t pour them out on the ground, what exactly do we do with them? If you have ever wondered about this issue, keep reading, and I will share my method on how to store and dispose solvents. It’s much easier than you think!