Screen trap efficiency with depth measurements of FOG and solids
https://zionozzz704.opalvector.com/posts/grease-trap-service-fundamentals-keeping-food-service-operations-clean-and-code-compliant-2
Display trap efficiency with depth measurements of FOG and solids, activating pump-outs at 25% capacity to maintain performance, avoid foul odors, and satisfy most local pretreatment requirements.