亚硫酸盐会导致一小部分人产生严重的过敏反应，极端情况下甚至会致死，因此酒瓶上都标有相应的警示文字，但亚硫酸盐不会引起头疼。
Sulfites cause very severe allergic reactions in a small number of people, even death in extreme cases, which is why theres a warning on the bottle, but sulfites dont cause headaches.
现在只是简单的文字警示。
虽然烟草包装上的图片警示比文字警语有更强的威慑力，但只有19个国家(占世界人口的24%)强制要求使用图像警示。
Although pictures are more powerful deterrents than words on tobacco packaging warnings, only 19 countries, representing 24% of the world's population, mandate pictorial warnings.
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