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Halogen Light Bulbs, Car Mufflers, Locks and Keys
Manufacturing halogen light bulbs; car mufflers; and lock-and-key sets., Learn how light bulbs can burn hotter than the boiling point of iron, how noisy car engines can be silenced and how millions of unique locks and keys are made every year., Learn how light bulbs can burn hotter than the boiling point of iron, how to silence a noisy car engine and how millions of unique locks and keys are created., Learn how light bulbs burn hotter than the boiling point of iron, how noisy engines can be silenced and how millions of unique locks are made each year.
