用英语写一篇使用化学实验室的注意事项
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Chemical Laboratory and regulations

1.Shall not be drinks and things into the chemistry laboratory.Laboratory smoking

2.Please keep indoor plumbing.

3.Paper thrown into the wastebasket please.

4.Not allowed to touch anything without permission

5.Done after the test items must be returned to in-situ

6.To leave the windows and doors must be closed before the

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