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Questions and Answers
What happens to glass exposed to a humid environment?
What happens to glass exposed to a humid environment?
- It decays extensively and devitrifies more easily. (correct)
- It remains stable with very little devitrification.
- It forms devitrified layers throughout its bulk.
- It undergoes periodic decay effects.
How does the chemical decay of glass usually start?
How does the chemical decay of glass usually start?
- When its alkaline components are leached by water. (correct)
- When exposed to extreme temperatures.
- When its surface is scratched.
- When in contact with acidic substances.
What determines the tendency to decay of glass?
What determines the tendency to decay of glass?
- Composition, environmental temperature, and surrounding water conditions. (correct)
- Contact with metal objects.
- Exposure to direct sunlight.
- The presence of airborne particles.
What role do salts in groundwater play in the decay of glass?
What role do salts in groundwater play in the decay of glass?
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What effect do alternating dry and wet conditions have on glass?
What effect do alternating dry and wet conditions have on glass?
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How do microorganisms affect the decay rate of glass?
How do microorganisms affect the decay rate of glass?
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