Tubes may be made of aluminum.Logical formLearned from8 sentences. (Aluminum tubes) can be proscribed.Logical formLearned from8 sentences. An (aluminum smelter) may pertain-to a continent.Logical formLearned from7 sentences. An (aluminum output) may pertain-to a country.Logical formLearned from7 sentences. An (aircraft fuselage) may be made from (aluminum tubing).Logical formLearned from7 sentences. Some (steel tubing) may be mated to an (aluminum tailboom).Logical formLearned from7 sentences. Aluminum may undergo uses.Logical formLearned from7 sentences. An (aluminum chloride) can be anhydrous.Logical formLearned from7 sentences. An (aluminum industry) can be integrated.Logical formLearned from7 sentences. A manufacturer can be constituted-of-or-filled-with aluminum.Logical formLearned from7 sentences. An (aluminum foil) can be greased.Logical formLearned from7 sentences. An (aluminum content) can be high.Logical formLearned from7 sentences. An aluminum can be adjustable.Logical formLearned from7 sentences. Literature can be on aluminum.Logical formLearned from7 sentences. An (aluminum oxide) can be brown.Logical formLearned from7 sentences.