| 41. | Appel recently showed off the techniques at a pilot plant at the Philadelphia Naval Business Center.
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| 42. | The company hopes to have a pilot plant operational by the end of 2014 or 2015.
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| 43. | Work on the pilot plant began soon afterward.
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| 44. | The pilot plant had treated more than 125, 000 t of lead concentrate by April 1989.
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| 45. | The pilot plant began operation in May 1940.
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| 46. | The pilot plant has a capacity of producing 65, 000 tons of pig iron per year.
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| 47. | In pilot plants even larger flasks are encountered.
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| 48. | Soman was produced in small quantities at a pilot plant at the IG Farben factory in Ludwigshafen.
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| 49. | This pilot plant produces mainly potassium chloride.
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| 50. | The pilot plant, 10 miles ( 16 kilometers ) north of Gladstone, is about 85 percent complete.
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