Question

list 20 impure substances around you

Answer 1

Explanation:

Some of the most common chemicals include ammonia, sodium hypochlorite, sodium bicarbonate, Sodium lauryl sulfate and glycerol. Ammonia is found in Windex and all-purpose cleaners, while sodium hypochlorite is the main ingredient in bleach--both of these kill germs.

Hope it helps you Mate ✌ ✌ mark as brainliest plz

Answer 2

Answer:

1) wall

2)chair

3)books

4) switchboard

5) mobile phone

6) clothes

7) calendar

8) tube light

9)clock

10)belt

11)fan

12)table

13)coil

14)me

15) night lamp

16) windows

17)handle

18) lock

19)towel

20) machine

Explanation:

They are full of germs.