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Match the following.
Match the following.
| Group-I | Group-II |
| P. Hot shortness | 1. Overcome by adding excessive amount of manganese |
| Q. Cold shortness | 2. Weld decay |
| R. Season cracking | 3. Reduction in impact strength at low temperatures |
| S. Sensitization | 4. Tendency of brasses to corrode due to high residual stress |
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