�?�?t ε l ρ l v l + �?�?ε l ρ l v l v l = ε l �?�?τ l + ε l ρ l g �?ε l �?p �?β v l �?v s Aligned with well's lifestyle cycle Specific idea of reservoir and root explanation for fluid loss provides control that aligns with perfectly’s life cycle (one) The control efficiency of drilling fluid loss could be