Yes, popcorn is a rich source of fiber, which is essential for healthy digestion and maintaining a feeling of fullness. Roughly 3.5 grams of fiber are found in every three-cup serving of air-popped popcorn. This whole grain snack not only provides a satisfying crunch but also contributes significantly to the daily recommended intake of fiber, aiding in digestive health and potentially supporting weight management by keeping hunger at bay. Additionally, when popcorn is air-popped without adding a lot of butter or salt, it remains a low-calorie, nutritious choice. It's worth noting, however, that the nutritional value of popcorn can be heavily influenced by its preparation method; thus, opting for air-popped versions is advisable to maximize its health benefits.

Polypropylene fabric is known for its durability and resistance to a variety of factors, including abrasion, which directly relates to pilling. Unlike natural fibers like wool or cotton, polypropylene fibers are less likely to pill because they do not readily break or form loose ends. The structure of polypropylene fibers ensures that they maintain their form and resist the friction that typically leads to pilling in other materials. However, it's not entirely immune to pilling, especially under harsh conditions, but it notably exhibits a much lower tendency to do so compared to many other fabrics. For applications where appearance and longevity are crucial, this characteristic makes polypropylene a preferred choice.

Removing PVC cement from a pipe can be challenging as it's designed to create a strong bond. Start by carefully scraping off the bulk of the dried cement with a plastic putty knife to avoid damaging the pipe. For residual cement, applying a specialized PVC cleaner or acetone with a clean rag might help to dissolve the adhesive properties, making it easier to wipe away. These solvents can be harsh, so ensure you're working in a well-ventilated area and wearing appropriate safety gear. If the pipe is visibly damaged or compromised, consider replacing it, as the integrity of PVC connections is crucial for preventing leaks.