Question

a) answer in brief.
1) what do we mean by first aid?
2)Define'antiseptic substance'.​

Answer 1

Answer:

1 medical help that you give to somebody who is hurt or ill before the doctor arrives

चिकित्‍सक के पहुँचने से पहले रोगी को दी गई चिकित्‍सा; प्राथमिक चिकित्‍सा

2 An antiseptic is a chemical agent that slows or stops the growth of micro-organisms on external surfaces of the body and helps to prevent infections.