实验要严格遵守国家环保部门制订的有关规定，不随意排放超剂量废水、废物，不得污染环境。有毒气体或腐蚀性气体的实验，应在通风木橱中操作严防爆炸、烧伤。
The experiment should obey the related rules of the environment department. Any pollution is forbidden. For the experiment with Poisonous and causticity air, it should be done in the.
是由天然的接骨木糖浆的口味为基础，加有锌，这个独特的顺势配方产品是你家里的小药橱的最佳补充。
Made with natural elderberry syrup as the flavor and base, plus added zinc, this unique homeopathic formulation is the perfect addition to your medicine cabinet.
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