Q: I have a gadget that separates the K-cup from its top and coffee easily. I compost the coffee and toss the top (mixed materials), but can I recycle the bottom? Is size a problem? — T.C. A: I’m ...

Often before a trip, many of us purchase cheap, small plastic containers, plastic foldable toothbrushes, and any number of items with plastic components. That way, we can discard them while traveling ...