Which statement about tempered glass is true?

Prepare for the TCFP Firefighter II Exam. Test your knowledge with flashcards and multiple choice questions, each with hints and explanations. Achieve success in your exam preparation journey!

Multiple Choice

Which statement about tempered glass is true?

Explanation:
Tempered glass is heat-treated to put the outer surfaces in compression, which makes it much stronger than ordinary glass. When it does break, it shatters into many small, blunt chunks rather than into large, jagged shards. This design reduces the risk of serious cuts and injuries, which is why the statement describing breaking into chunks to reduce sharp edges is the true description. The other options describe behaviors that tempered glass does not exhibit—shattering into jagged shards like plate glass, never breaking, or breaking into round beads—so they don’t fit how tempered glass actually behaves.

Tempered glass is heat-treated to put the outer surfaces in compression, which makes it much stronger than ordinary glass. When it does break, it shatters into many small, blunt chunks rather than into large, jagged shards. This design reduces the risk of serious cuts and injuries, which is why the statement describing breaking into chunks to reduce sharp edges is the true description. The other options describe behaviors that tempered glass does not exhibit—shattering into jagged shards like plate glass, never breaking, or breaking into round beads—so they don’t fit how tempered glass actually behaves.

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