Index.php
From Eu3
(→开水超三天易致癌说法无科学依据 专家称系恶搞: new section) |
|||
Line 10: | Line 10: | ||
About going to the particular amusement park, mindful of the clock ticking straight down, the actual frenetic issue usually take control. This is how parent or guardian that are set on receiving their own money's really worth rush children through journey to be able to trip typically spending little awareness of what exactly is get older appropriate. Count on me, in the event you set a 16 year-old young son about It is a Small Globe you may as well kiss all of your morning adios. | About going to the particular amusement park, mindful of the clock ticking straight down, the actual frenetic issue usually take control. This is how parent or guardian that are set on receiving their own money's really worth rush children through journey to be able to trip typically spending little awareness of what exactly is get older appropriate. Count on me, in the event you set a 16 year-old young son about It is a Small Globe you may as well kiss all of your morning adios. | ||
+ | |||
+ | == 开水超三天易致癌说法无科学依据 专家称系恶搞 == | ||
+ | |||
+ | |||
+ | |||
+ | |||
+ | |||
+ | <p> 对于概念并不明确的隔夜水,范志红表示,只要能保证水质来源本身符合安全标准,理论上水再怎么烧也不会产生致癌物质。至于“蒸锅水”,它是否含有致癌物质,就得看人们用它蒸了什么东西。如果多次蒸食物,食物中的硝酸盐和亚硝酸盐可能随着蒸菜水流入锅中,再经过加热和浓缩,的确是会升高亚硝酸盐含量的。如果是微火隔水蒸,食材中的成分不能进入蒸锅水中,水分蒸发也少,那么蒸锅水中的亚硝酸盐含量并不至于升高到有毒的程度。</p> | ||
+ | |||
+ | <p> “化学元素恐惧症”的存在,让隔夜水蒙受了不白之冤。至于产生致癌物质的说法,专家表示,如果隔夜水中没有物质基础,致癌物质是不会凭空诞生的。</p> | ||
+ | |||
+ | |||
+ | |||
+ | 分享到: 欢迎发表评论我要评论 微博推荐 | 今日微博热点 | ||
+ | |||
+ | <p> 对于发表在网上并得到不少人议论的这个帖子,范志红说:“网络上之所以有这样的帖子,正是利用了现在人们一旦遭遇化学元素就产生恐惧心理的特点。”</p> | ||
+ | |||
+ | <p> 范志红介绍说,水质有没有被污染的问题,比隔夜水是否能饮用更值得关注。“在农村地区,,这是个大问题。饮用水源被含氮化肥、畜禽养殖场的粪便、或者含氮工业污水所污染,在农村和小城镇是很容易发生的事情。不仅地面水源,连地下水有时都难以幸免。”她表示,城市的垃圾填埋也可能造成这类地下水污染问题。因为水源被硝酸盐污染,然后被微生物转变为亚硝酸盐,造成人畜中毒的事件在乡村和小城镇地区时有发生。而且,自来水厂处理很难有效去除硝酸盐,因而保证水源质量是非常关键的问题。</p> | ||
+ | |||
+ | <p> 致害物质不会凭空产生</p> | ||
+ | |||
+ | <p> 水源水质好坏更重要</p> | ||
+ | |||
+ | |||
+ | |||
+ | |||
+ | |||
+ | <p> “难道你没看出,这是一个恶搞帖吗?”昨天下午,当记者就4月8日网友“有琴若水”在果壳网上的发帖求证时,中国农业大学食品学院营养与食品安全系副教授范志红一言挑明该帖本质:帖中所言隔夜水中含有的“零醇、氧酚、羟基氢、氢羟酸、苛性氢、二零醚”等化学物质,它们所表达的,就是人们生活用语中的“水”。</p> | ||
+ | |||
+ | |||
+ | |||
+ | |||
+ | |||
+ | <p> 不过,尽管属于恶搞,但“中招”之人并非少数。不少人四处转发善意提醒朋友的行为,,让“知情人”哭笑不得。</p> | ||
+ | |||
+ | |||
+ | |||
+ | <p> 网络上,最令人担忧的一种传言是“白开水存放三天后会产生致癌物质”。对此,范志红说:“人们最担心的致癌物质亚硝酸盐必须要在含有硝酸盐的基础上才会产生,但是以普通的饮用矿泉水或者纯净水为例,水中要么只有矿物质和微量元素,要么什么都没有,这种情况下致癌物质从何而来?”</p> | ||
+ | |||
+ | <p> 另外,相比隔夜的白开水,隔夜的茶水则不宜饮用。由于茶叶浸泡后的水会产生氨基酸等物质,时间一长容易导致微生物繁衍,这对健康不利。</p> | ||
+ | |||
+ | |||
+ | |||
+ | <p> □晨报记者 葛志浩</p> | ||
+ | |||
+ | |||
+ | |||
+ | <p> 饮用水躺着也“中枪”了。日前有网友在果壳网上发帖,矛头直指隔夜水,,称这种含有零醇、氧酚、羟基氢、氢羟酸等多种化学物质的水喝下之后,可能引起胃胀、恶心、呕吐、食欲不振等症状;而另有网友甚至称,白开水存放三天后会产生致癌物质。隔夜水真的有那么可怕吗?致癌说法是真还是假?中国农业大学食品学院营养与食品安全系副教授范志红昨天表示,致癌物质并不会凭空诞生,因此隔夜水能不能喝,关键还是要看水质本身合格不合格。</p> | ||
+ | |||
+ | |||
+ | |||
+ | |||
+ | |||
+ | <p> 专家:这纯属网友恶搞</p> |
Revision as of 06:56, 25 May 2012
Although many people feel that it will take a household no less than weekly to fully enjoy Disney land, using advanced planning you are able to experience all of the recreation area provides in a single evening.
A household trip to Euro disney is not any little issue particularly when touring get to the interest. These types of journeys are usually prepared well inside advanced as well as rescued for, then when enough time comes the particular anticipations tend to be substantial. A few people come to the region not only to discover Euro disney nonetheless nevertheless to check out lots of the other attractions in the Anaheim place, in which particular case they might have got timetabled just one morning to check out Eurodisney.
Hotels In close proximity to Disney land
The very first purchase of economic is to select a hotel. Luckily there are several websites that permit you to invest various requirements when you are evaluating accommodations. A lot of resorts in your community offer discount price ranges on solution packages that you can enhancing depending on which in turn destinations you want in order to tour. Enter in the key phrase "hotels around Eurodisney and other key attractions" in your internet browser and you will be given links to your various hotels which offer different amenities in different selling prices.
Some day? Just what Have been We all Thinking?
About going to the particular amusement park, mindful of the clock ticking straight down, the actual frenetic issue usually take control. This is how parent or guardian that are set on receiving their own money's really worth rush children through journey to be able to trip typically spending little awareness of what exactly is get older appropriate. Count on me, in the event you set a 16 year-old young son about It is a Small Globe you may as well kiss all of your morning adios.
开水超三天易致癌说法无科学依据 专家称系恶搞
对于概念并不明确的隔夜水,范志红表示,只要能保证水质来源本身符合安全标准,理论上水再怎么烧也不会产生致癌物质。至于“蒸锅水”,它是否含有致癌物质,就得看人们用它蒸了什么东西。如果多次蒸食物,食物中的硝酸盐和亚硝酸盐可能随着蒸菜水流入锅中,再经过加热和浓缩,的确是会升高亚硝酸盐含量的。如果是微火隔水蒸,食材中的成分不能进入蒸锅水中,水分蒸发也少,那么蒸锅水中的亚硝酸盐含量并不至于升高到有毒的程度。
“化学元素恐惧症”的存在,让隔夜水蒙受了不白之冤。至于产生致癌物质的说法,专家表示,如果隔夜水中没有物质基础,致癌物质是不会凭空诞生的。
分享到: 欢迎发表评论我要评论 微博推荐 | 今日微博热点
对于发表在网上并得到不少人议论的这个帖子,范志红说:“网络上之所以有这样的帖子,正是利用了现在人们一旦遭遇化学元素就产生恐惧心理的特点。”
范志红介绍说,水质有没有被污染的问题,比隔夜水是否能饮用更值得关注。“在农村地区,,这是个大问题。饮用水源被含氮化肥、畜禽养殖场的粪便、或者含氮工业污水所污染,在农村和小城镇是很容易发生的事情。不仅地面水源,连地下水有时都难以幸免。”她表示,城市的垃圾填埋也可能造成这类地下水污染问题。因为水源被硝酸盐污染,然后被微生物转变为亚硝酸盐,造成人畜中毒的事件在乡村和小城镇地区时有发生。而且,自来水厂处理很难有效去除硝酸盐,因而保证水源质量是非常关键的问题。
致害物质不会凭空产生
水源水质好坏更重要
“难道你没看出,这是一个恶搞帖吗?”昨天下午,当记者就4月8日网友“有琴若水”在果壳网上的发帖求证时,中国农业大学食品学院营养与食品安全系副教授范志红一言挑明该帖本质:帖中所言隔夜水中含有的“零醇、氧酚、羟基氢、氢羟酸、苛性氢、二零醚”等化学物质,它们所表达的,就是人们生活用语中的“水”。
不过,尽管属于恶搞,但“中招”之人并非少数。不少人四处转发善意提醒朋友的行为,,让“知情人”哭笑不得。
网络上,最令人担忧的一种传言是“白开水存放三天后会产生致癌物质”。对此,范志红说:“人们最担心的致癌物质亚硝酸盐必须要在含有硝酸盐的基础上才会产生,但是以普通的饮用矿泉水或者纯净水为例,水中要么只有矿物质和微量元素,要么什么都没有,这种情况下致癌物质从何而来?”
另外,相比隔夜的白开水,隔夜的茶水则不宜饮用。由于茶叶浸泡后的水会产生氨基酸等物质,时间一长容易导致微生物繁衍,这对健康不利。
□晨报记者 葛志浩
饮用水躺着也“中枪”了。日前有网友在果壳网上发帖,矛头直指隔夜水,,称这种含有零醇、氧酚、羟基氢、氢羟酸等多种化学物质的水喝下之后,可能引起胃胀、恶心、呕吐、食欲不振等症状;而另有网友甚至称,白开水存放三天后会产生致癌物质。隔夜水真的有那么可怕吗?致癌说法是真还是假?中国农业大学食品学院营养与食品安全系副教授范志红昨天表示,致癌物质并不会凭空诞生,因此隔夜水能不能喝,关键还是要看水质本身合格不合格。
专家:这纯属网友恶搞