結果 : how long does hand washing take
1:27

WHO: How to handwash? With soap and water

World Health Organization (WHO)
6,865,263 回視聴 - 8 年前
2:40

Are you washing your hands long enough to kill germs?

Mayo Clinic
135,309 回視聴 - 11 年前
0:46

How to Wash Your Hands

mnhealth
44,808 回視聴 - 4 年前
1:00

Why and How to Wash Hands Properly [UV Experiment]

Babylon
364,210 回視聴 - 4 年前
2:26

Hand Sanitizers and Soaps Put to the Test

ABC News
344,739 回視聴 - 11 年前
2:16

20 Second Hand Washing - The Science behind it and why it WORKS!

Kid Explorer
27,028 回視聴 - 4 年前
0:45

How to wash your hands | NHS

NHS
749,829 回視聴 - 7 年前
1:46

Proper Hand Washing Technique | Shandy RN

SIU Medicine
150,504 回視聴 - 4 年前
0:47

Hand washing: how to wash your hands properly

Department of Health and Social Care
230,670 回視聴 - 4 年前

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4:46

Proper handwashing! What gets left on your hands when you don't wash properly

Hamilton Health Sciences
408,253 回視聴 - 5 年前
1:26

Hand-washing Steps Using the WHO Technique

Johns Hopkins Medicine
4,478,176 回視聴 - 5 年前
1:03

Why does hand-washing work?

American Heart Association
40,730 回視聴 - 4 年前

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6:17

Hand Hygiene for Healthcare Workers | Hand Washing Soap and Water Technique Nursing Skill

RegisteredNurseRN
1,179,336 回視聴 - 5 年前
1:55

Wash your hands with surgical precision

NYGHNews
167,716 回視聴 - 8 年前
9:19

Introduction to Just Clean Your Hands (Long Term Care)

Public Health Ontario
52,542 回視聴 - 5 年前
5:09

Anatomical Surgical Hand Scrub

Johns Hopkins Medicine
1,550,094 回視聴 - 5 年前
0:37

How to Wash Your Hands Properly to Stay Safe and Healthy

Babylon
1,380,518 回視聴 - 4 年前
4:16

How to wash your hands like a surgeon

CBC News
136,615 回視聴 - 4 年前
1:23

See Germs! Hand Washing Science Experiment

Science Buddies
71,671 回視聴 - 4 年前
3:00

How to wash your hands, according to an expert

Washington Post
16,330 回視聴 - 4 年前