Chemical agents used in treating marine bilge water - Concentrated Boat Soap - All-purpose, non-caustic cleaner that works well in fresh or salt water. Removes all sorts of gull droppings and harbor scum. Not just for hull cleaning, it's also safe for washing sails, holding tanks, bilge cleaning, greasy stoves, sinks and dishes, 100% biodegradable earth-friendly formula. Cleaning Soft-Scrubbing Compounds - Mildly-abrasive dissolving cleaning beads make this all-purpose, non-caustic cleaner id...