rahulyadav | Explaining Everythinng on Instagram: "Forget expensive specialized plungers or chemical drain cleaners. This is the Hydro-Pneumatic Ram, a genius plumbing workaround that combines a plastic bottle and a bicycle tube to clear the most stubborn blockages with pressurized force. The secret lies in volumetric compression. By cutting the bottom off a plastic bottle and sealing the "open" end with a section of high-elasticity bicycle inner tube, you create a custom-fitted pressure chamber