For a chemist, many organic compounds like dioxin and botulism toxin are extremely toxic, while inorganic compounds like sodium chloride or lithium are harmless or even beneficial.
从一位化学家角度来看，许多有机化合物如二恶英和肉毒毒素都是有毒物质，而像氯化钠和锂等无机化合物则是无害甚至有益的。
Botulism is a rare but serious paralytic illness caused by a nerve toxin that is produced by the bacterium Clostridium botulinum.
肉毒中毒是一种罕见但严重的麻痹性疾病引起的神经毒素，是由肉毒梭状芽孢杆菌的细菌。
Botulism is a rare but serious paralytic illness caused by a nerve toxin that is produced by the bacterium Clostridium botulinum.
肉毒中毒是一种罕见但严重的麻痹性疾病引起的神经毒素，是由肉毒梭状芽孢杆菌的细菌。
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