1. I had to clean out the drain because it was clogged with hair and gunk.
2. The mechanic found gunk in the engine that was causing it to run poorly.
3. My shoes were covered in sticky gunk after walking through the muddy field.
4. I accidentally spilled soda on my keyboard and now there's gunk stuck between the keys.
5. The old pipes were filled with years of built-up gunk that needed to be cleaned out.
6. I scrubbed the bathtub with a strong cleaner to remove all the soap scum and gunk.
7. The kids were playing outside and came back covered in dirt and gunk.
8. The car wash did a great job of removing all the road gunk from my vehicle.
9. The old refrigerator had a layer of gunk on the shelves that needed to be scrubbed off.
10. I couldn't believe how much gunk had accumulated in the filter of the vacuum cleaner.