Consuming by livestock can lead to paralysis and movement disorders and other symptoms of poisoning.

家畜误食可引致痲痹及运动障碍等中毒症状。

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Symptoms of poisoning from these ingredients could include: abdominal pain, nausea, vomiting, diarrhea, headache, visual changes, dizziness and mental confusion.

这些成分的中毒症状包括：腹痛，恶心，呕吐，腹泻，头痛，视力改变，头晕和精神异常。

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Typical symptoms of mercury poisoning include mental retardation, loss of balance, tremors, blindness and loss of hearing.

水银中毒的典型症状包括精神迟缓，平衡失调，颤抖，失明，失聪。

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Symptoms of arsenic poisoning can take eight to 14 years to manifest in a person.

CNN: Filter cleans arsenic-tainted water

Symptoms of carbon monoxide poisoning include headaches, dizziness, nausea, breathlessness and losing consciousness.

BBC: Carbon monoxide detector