防疫6個謬誤 不要再犯

文: CHRISTY
2020.05.15

新冠肺炎繼續於全球蔓延,全球疫情嚴峻,多國的確診數字不斷上升,除了減少外出,做好個人衛生,大家對好多防疫要點都有不同誤解,以下六大防疫謬誤都要認清!

謬誤一:戴口罩就能100%防染病?

正確配戴口罩能夠將病菌阻隔於口罩外,減低經飛沫傳播而染病的機會,但病菌仍然能透過接觸或空氣傳播,不時摸面、接觸眼同口鼻都能夠使病毒進入體內。如佩戴口罩的方法錯誤,例如將口罩拉低進食,或者正反面調轉佩戴,亦不能發揮口罩既功用.

謬誤二:戴多個口罩防疫力更高?

有人認為戴兩層口罩能夠增強防疫力,其實戴兩層或多層口罩並不會令口罩既防護力增加,反而會感覺更局促,戴上後更不舒服,正確佩戴一個口罩就足夠!

謬誤三:消毒酒精濃度越高越好?

酒精含量要有60%以上先可以有效殺滅99.9%細菌,但酒精濃度並非越高越好。使用過高濃度的酒精會適得其反!!研究指出,75% 的酒精具有蛋白質凝固作用同穿透效果,能夠徹底殺菌,而95%或以上既高濃度酒精可以將細菌表面的蛋白質迅速凝固,令細菌進入休眠狀態,無法殺滅細菌。

謬誤四:白醋有效消毒殺滅新冠病毒?

除了煮食外,白醋能夠除污除臭,甚至去除廚具鏽蝕,但至今仍未有科學證明白醋有效殺滅新冠病毒,而且白醋中的醋酸含量低,未能達到殺菌作用。

謬誤五:熱水溝漂白水最有效殺菌?

很多人認為使用熱水稀釋漂白水能更有效殺菌,其實熱水會令漂白水的主要成分分解,失去殺菌功效!稀釋漂白水時要用凍水。

謬誤六:接種了流感疫苗,就能預防新冠肺炎?

接種流感疫苗只能預防感染流行性感冒,但未能預防新冠肺炎,亦無研究證明接種流感疫苗可以減低換上新冠肺炎後出現嚴重症狀的機會,至今仍未有機構研發出新冠肺炎疫苗。

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