Question

Q1. How do hand sanitizers protect us from infections?
Q2.Why using hand sanitizer in the correct amount important for us?

Answer 1

Answer:

According to the World Health Organization, the incubation period of 2019-nCOV ranges from 1 to 14 days with median estimates of 5 days. It also recommends 14 days of follow-up observation for confirmed cases based on information from other coronavirus diseases.

Answer 2

Answer:

hand sanitizer contain an amount of alcohol.

As alcohol is oxidising agent it oxidise the cells to that came in contact with it.

we can say that oxidising means kill the cell

so if virus present in cell , now cell is killed so virus is killed.