(Line connectors) can be fluid.Logical formLearned from2 sentences. An understanding of fluid physics may form a base.Logical formLearned from2 sentences. A (test cell) can be fluid.Logical formLearned from2 sentences. Fluid flows may pertain-to an atmosphere.Logical formLearned from2 sentences. A (physics study) can be fluid.Logical formLearned from2 sentences. An investigation can be in fluid dynamics.Logical formLearned from2 sentences. Fluid flows can be between layers of a (liquid system).Logical formLearned from2 sentences. Researcher may track fluid flows.Logical formLearned from2 sentences. Fluid flows can be within a hemisphere.Logical formLearned from2 sentences. A (handling unit) can be fluid.Logical formLearned from2 sentences. Concretes can be fluid.Logical formLearned from2 sentences. A (modeling facility) can be fluid.Logical formLearned from2 sentences. An exploration can be fluid.Logical formLearned from2 sentences. A picture can be fluid.Logical formLearned from2 sentences. A persona can be fluid.Logical formLearned from2 sentences.