Swifts may use (salivary fluids).Logical formLearned from2 sentences. Fluids may rub.Logical formLearned from2 sentences. A bottle may be filled with fluid.Logical formLearned from2 sentences. Centrifugal force may counter a force of gravity on a fluid.Logical formLearned from2 sentences. Air can be in a fluid.Logical formLearned from2 sentences. A form may cause (fluid buildup).Logical formLearned from2 sentences. Fluid may fill cylinders.Logical formLearned from2 sentences. (Fluid accumulation) may increase pressure.Logical formLearned from2 sentences. Fluids can be in weather.Logical formLearned from2 sentences. Fluid can be on an elbow.Logical formLearned from2 sentences. A person may develop a collection of fluid.Logical formLearned from2 sentences. A fluid can be in an ear.Logical formLearned from2 sentences. A (trap door) may be force_shuted by pressure of fluid.Logical formLearned from2 sentences. A sweating may increase (fluid loss).Logical formLearned from2 sentences. A person may lose fluids to evaporation.Logical formLearned from2 sentences.