Drain and Trap Treatment, Ocean Breeze Scent, 5 lb PailDrain and Trap Treatment contains a blend of probiotics that degrade grease and short and long chain fatty acids that are the root cause in clogging drain lines and grease traps. The proprietary nutrient package greatly reduces the production of hydrogen sulfide odors and other foul odors that are commonly associated with anaerobic (no oxygen) environments. Note: This is a non returnable item.