Liquid Lightning Drain Cleaner by Jones Stephens is a powerful quart-sized solution designed to clear clogged drains effectively. This industrial-strength formula is safe for use in sinks, tubs, and toilets, making it versatile for various plumbing applications. The cleaner works quickly to dissolve grease, hair, soap scum, and other common blockages, restoring proper drainage. Its unique composition ensures that it is tough on clogs while being gentle on pipes, making it suitable for both residential and commercial plumbing systems. For optimal results, follow the usage instructions carefully and ensure proper ventilation during application.