| 31. | Professor Prelas is best known for advocating the concept of nuclear lightbulb.
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| 32. | The United Kingdom voluntarily ended the use of incandescent lightbulbs in 2011.
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| 33. | :: : Lightbulb just gone off above my head.
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| 34. | In incandescent lightbulbs, most energy is wasted as heat.
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| 35. | Also, he said, a lightbulb was taken from a side porch.
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| 36. | It is used in lightbulb filaments, nuclear reactor parts and surgical instruments.
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| 37. | In Hungary the company manufactures cigarette packages, lightbulb wrappers and candy wrappers.
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| 38. | The $ 5 million sign draws its images from thousands of fluorescent lightbulbs.
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| 39. | Stanley B . Dickes uses the lightbulbs to mold chocolate cups as follows.
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| 40. | Now, he said, " the lightbulb went off ."
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