Unit_3_-_Glass_Packaging (6)

Unit_3_-_Glass_Packaging (6) - and 1990s due to competition...

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3.11 Advantages of glass compared to other packaging materials: Moderate cost Low coefficient of thermal expansion Inherently strong, especially in compression Rigid, so shape won’t change during shipping, handling, under vacuum or pressure Resistant to most chemicals Non-permeable, tasteless, and odorless 3.10 North American Glass Industry Currently, there are 69 glass manufacturing plants in North America; 50 are in the US, 4 in Canada, and 15 in Mexico. Glass container manufacturing declined significantly in the 1980s
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Unformatted text preview: and 1990s due to competition from other materials, primarily plastics and aluminum, but it has remained stable for the past several years. In 1980, the EPA reported that 13.2 million tons of glass containers were discarded; in 1990 it dropped to 9.2 million tons, and in 2007 in was 8.3 million tons. Glass is used abundantly in the food, beverage, pharmaceutical, and cosmetics industries. Here is a diagram illustrating its use by market sector: 3. 11...
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  • Spring '08
  • HaroldHughes
  • glass manufacturing plants, North American Glass Industry, American Glass Industry, Glass container manufacturing

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