食品从业人员个人卫生应做到哪四勤
勤”指： （1）勤洗手 保持手的清食品从业人员非常重要，一天生活工作中接触的东西最要做到工作前和便后用消毒肥皂洗手。
（2）勤剪指甲 可防止污秽和细菌在指甲中留存。
（3）勤洗澡和理发 洗澡可以洗掉汗水、污垢，使皮肤清洁凉爽消暑防病，而且能起到锻炼身体的目的，有利于自身的健康；理发可以避免头发丝的间隙中易残留细菌，引发各种疾病，同时，长发容易掉落，影响到产品质量。
（4）勤洗换工作衣 人体总要排汗的，部分排出的汗液就会附着在工作衣上，如果长时间不更换工作衣的话，汗液中滋生的细菌势必要进入到身体及掉落到产品中，从而危害身体健康及产品质量。
工作衣应以浅色为宜，每人至少应有2套以上，以便勤洗勤换。
学校消毒制度及六步洗手法
2020年学校消毒制度及六步洗手法小学消毒制度一、学校环境卫生消毒制度1、校内各教室，各清洁区，各办公室每天每天清扫。
教室、办公室和各功能室每天有充足时间打开门窗，保持室内空气流通。
2、值班员按照职责进行每天的公共卫生环境打扫工作，定期做好灭消毒工作。
3、如发现校外、社区有传染病病例，全校各部门按照学校传染病防控预案进行责任区内的消毒工作，每天早上、中午分别用84消毒液消毒。
4、如发现班内出现传染病，则及时上报学校，并做好相应的放学后喷洒消毒和紫光灯照射消毒措施。
5、食堂工作人员按食堂卫生规定的要求，做好消毒工作。
6、各办公室饮水每天由专人进行保洁工作，由供水部门进行定期消毒工作。
二、个人卫生消毒制度1、学生应做到勤洗手、勤洗澡、勤换衣服。
2、学生就餐必须自带餐具，并每天消毒。
小学“六步洗手法”远离病毒教孩子们六步洗手法：（1）取3～5ml洗手液（或肥皂）于手心，掌心相对，手指并拢，相互搓擦；（2）手心对手背沿指缝相互搓擦，交换进行；（3）掌心相对，双手交叉沿指缝相互搓擦；（4）一手握另一大拇指旋转搓擦，交换进行；（5）弯曲各指关节在另一手掌心旋转搓擦，交换进行；（6）将五个手指尖并拢在另一掌心旋转搓擦，交换进行； 以上每一步均为10秒，最后用清水冲净洗手液。
为什么要勤洗手
This is a period of time, do a lot of heated discussions SARS, prevention and treatment of atypical pneumonia and the world has become a national priority. I saw on TV, on-line news reported that the Huanggang we have a case of atypical pneumonia, there are two cases of suspected SARS, I also heard that a case of atypical pneumonia in patients with one of our schools (8) class students The father, you do not terrible terrible? At first we were afraid. In view of this situation, teachers give each of us made a few good leaflets, wrote the above: as long as washing hands frequently, say health, maintain good personal habits, sneezing, coughing or cleaning the nose to wash their hands after; Do not share towels; to keep Ventilation to promote the flow of air, ground handling clean sanitation, clothing drying ground; less to poor ventilation, the densely populated public places to reduce public meetings and regular disinfection, so as to prevent the atypical pneumonia, but also to eat some of the The prevention of atypical pneumonia in medicine. Now our school has taken strict disinfection measures, that one (8) classes of students have also been isolated. We know that not only the prevention measures, but also awareness of the atypical symptoms, as long as the early detection, atypical pneumonia is treatable, we are not afraid of a little heart. I saw on television a number of medical personnel regardless of their own lives at risk, in the absence of smoke to come forward on the battlefield, in the front line of fighting with the disease, since they set up a special treatment of atypical pneumonia after wards, it has never gone back to , Has been in the hospital quarters, their death from the hands of a stolen life, is the danger that they actively apply medical treatment, they have not had time to take off his mask, let us see them, and they have toward the battlefield To the struggle!
为什么要勤洗手
该消毒液为无色液体，用红色石蕊试纸检验，发现试纸先变蓝后褪色，则消毒液具有碱性和漂白性，A．KMnO不具有碱性，且为紫色，与无色不符，故A不选；B．不能使试纸变蓝，故B不选；C．NaClO溶液水解显碱性，且具有漂白性，溶液为无色，符合题意，故C选；D．NH?HO不具有漂白性，故D不选；故选C．
