The chemical hazards contained in the fireworks have potential to cause health or environmental problems. If possible, firecrackers or fireworks shall be avoided.
鞭炮和烟花含有各种对健康和环境有害的化学物质，应该尽量少放鞭炮和烟花。
The chemical hazards contained in the fireworks have potential to cause health or environmental problems. If possible, firecrackers or fireworks shall be avoided.
鞭炮和烟花含有各种对健康和环境有害的化学物质，应该尽量少放鞭炮和烟花。
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