第九区

酱油添加剂苯甲酸钠引热议多少才可能会癌变？每天喝400公斤_我的网站

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一 | 为什么能炒作起来？是很多人完全不了解苯甲酸钠（很多人看到苯这个词就自动脑补了），其实经常与它同时出场的还有山梨酸钾，很多食品、饮料中都可以看到它们的存在，因为这是两种最为常用的防腐剂了，可以抑制霉菌，酵母菌和好氧性细菌的活性，还能防止肉毒杆菌、葡萄球菌、沙门氏菌等有害微生物的生长和繁殖。 More than 1,000 of the slow-moving creatures have been wrangled in New Port Richey since June 23, when the first one was discovered. The snails not only eat hundreds of types of plants, they also crawl up the sides of buildings and consume the calcium from the stucco and plaster found there before leaving behind their droppings.,"These snails could be devastating to Florida agriculture and natural areas as they cause extensive damage to tropical and subtropical environments," the Florida Department of Agriculture & Consumer Services (FDACS) warned.,Beyond the damage to plants and buildings, the snails carry with them a dangerous threat to humans, too. Rat lungworm (Angiostrongylus cantonensis) most often infect the lungs of rats and other rodents, but can be transmitted through their digestive system. The lungworm larvae is then found in rat feces, which then infect the snails.,Humans can come into contact with the lungworms either by eating undercooked snails, fruits and vegetables contaminated by the infected snails, or consuming undercooked frogs and crabs that have snacked on a sick snail. While the parasite sometimes dies in a human’s central nervous system, other times it can travel through the brain and cause meningitis: a swelling around the brain and spinal cord which can lead to paralysis, comas, and death.,Thankfully, thus far scientists have yet to detect rat lungworm in the snails that have been wrangled in Pasco County, says Greg Hodges, who is an assistant director of the Florida Department of Agriculture’s Division of Plant Industry.,“Let me assure you, we will eradicate these snails. We have done it twice before, and we will do it again – it is not a question of if, but when. Together, let’s locate, communicate, and eradicate, so Florida can again be GALS free,” said Florida Commissioner Nikki Fried.,The state of Florida has set up a quarantine that runs from the northwest corner of the U.S. 19-Ridge Road intersection, and east to Little Road and south to Trouble Creek Road in New Port Richey, Pasco County. In this quarantine area, residents are restricted from touching or moving found snails, as well as plants, soil, compost, and yard waste. Those who do find any other snails are asked to contact state authorities.,At least 30 state employees are searching for the snails and are being assisted by dogs trained to sniff out the invasive critters. Authorities are also using metaldehyde to kill the snails, a pesticide that affects their mucus production and causes lethal dehydration.,The last time Florida dealt with a snail invasion, those giant African snails were dark gray and brown, but now? Authorities are finding the snails to have whiter, cream-colored bodies and dark shells. These newer snails are heavily sought after in the pet trade industry, but in Florida it is illegal to import or own a giant African snail without a permit. However, Florida state authorities have discovered individuals doing just that.。它们的优点很多人不关注，然而在短视频平台传播的主要是说它们的缺点，特别是苯甲酸钠的致癌性，甚至还有人引用国外的研究，证明每天给小鼠使用0.4克的苯甲酸钠一个月后就可能导致病变的情况，这让不少人闻之色变。事实如何呢？学过化工的都直到一句话，抛开剂量谈毒性就是耍流氓，先不说小鼠试验得出的结论是否适用于人类，退一步讲就算是研究结论成立，那人类每天食用多少才可能导致癌变？这个事已经有微博大V@蘸盐给算过了，按照国家标准、一家三口正常做饭及小鼠数据来换算，如果要达到小鼠病变的标准，正常人每天要吃400克苯甲酸钠，相当于每天喝400公斤酱油，添加剂超标4万倍才行。这样算起来，按照国外研究的结论，人类不用等苯甲酸钠可能的癌变，每天喝400公斤酱油就出问题了，哪怕是光喝水也会导致水中毒的。

二 | 总之，面对网上的各种耸人听闻的食品安全视频，特别是现在短视频上的各种言论，大家还是长点心为好，现代食品工业带来的科技进步让所有人都能吃上便宜、安全的美食，小小的苯甲酸钠也是功不可没，没必要谈之色变，更不要妖魔化合法合规的食品添加剂，包括三花淡奶。至于没有添加剂的食品，很多人对这种想象中的天然食品往往有脑补的加成，事实上稍微经历过北方农村自酿酱油、大酱的网友可能还有点印象，自酿酱油是否安全卫生不说，这种没有添加剂的酱油是保存不了多久的，很多人是没体验过酱油、黄酱生虫（至于是什么虫，北方网友可能都懂）的恶心情况吧。