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Difficulty: MediumParaphrased Fact Recognition

In structural steel fabrication, submerged arc welding utilizes a granular mineral flux blanket to shield the molten weld pool from atmospheric gases. Because unfused flux granules remain chemically unaltered during the welding cycle, vacuum recovery systems collect the surplus material for reuse. However, reclaimed flux must be stored in heated hoppers before being reintroduced to the weld zone, as exposure to atmospheric humidity leads to moisture absorption that causes hydrogen-induced cracking in high-strength steel welds.

Statement: Based on the passage, reclaimed granular flux must be kept warm prior to reapplication in order to avoid moisture absorption that compromises the integrity of the weld joint.

Answer: Answer

Answer

True
The statement is correct because it faithfully restates the passage's explanation that recovered flux must be heated prior to reuse to avoid moisture-related weld defects, using appropriate synonyms without altering the factual meaning.

Step-by-Step Solution

1
Locate the specific section in the text discussing the storage and reuse of reclaimed flux.
Identified the passage clause stating that reclaimed flux must be kept in heated hoppers before reintroduction to prevent moisture absorption and cracking.
Finding the exact contextual sentences ensures the evaluation is grounded directly in textual evidence.
2
Compare the core assertions of the statement against the identified text details.
Mapped 'kept warm' to 'stored in heated hoppers', 'prior to reapplication' to 'before being reintroduced', and 'compromises the integrity of the weld joint' to 'causes hydrogen-induced cracking in high-strength steel welds'.
Verifying synonym correspondence confirms that the factual meaning is fully preserved despite syntactic restructuring.
3
Determine whether any unsupported assumptions, reversals, or contradictions exist in the statement.
No contradictions or distorting details are present; the statement strictly aligns with the passage.
Ensures that the paraphrased statement is unequivocally true according to the passage.

Key Concept

Paraphrased Fact Recognition
Estimated Time:1m 0s
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Topics

Paraphrased Fact Recognition

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