1.Discuss liquid effluent management strategies related to chemical cleaning operations within an oil refinery facility. Your response should be at least 200 words in length 2. Discuss liquid effluent management strategies related to a sewer cleanout of a petrochemical facility. Your response should be at least 200 words in length. 3.Discuss the process for characterizing cake solids derived from a liquid treatment process as being either hazardous or non-hazardous. Your response should be at least 200 words in length 4. Discuss the relevance of the analytical testing methods as they relate to modeling waste behaviors in a landfill. Your response should be at least 200 words in length.