遊戲玩法：
- 閱讀題目顯示的描述，找出對應的危險警告標誌。
- 每題限時 30 秒，點選正確危險警告標誌後按遞交前往下一題。
Instruction：
- Read the description and select the matching hazard symbol.
- You have 30 seconds per question. Tap "Submit" after selecting your answer.
Select the correct symbol for:
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