Complex sentence: Pit additives aim to reduce fecal sludge accumulation and control odor in pit latrines, septic tanks and wastewater treatment plant s. Manufacturers claim to use effective microorganisms (EM) in their products.
Split into simpler sentences: Pit additives aim to reduce fecal sludge accumulation and control odor in pit latrines and septic tanks. Manufacturers often use effective microorganisms (EM) in their products.