Sail E0 Webinar
Question
Which of the following substances are commonly used in a filter?
Options:
A .  Charcoal
B .  Sand
C .  Both (a) and (b)
D .  Aluminum chloride
Answer: Option C
Answer: (c).Both (a) and (b)

Was this answer helpful ?
Next Question

Submit Solution

Your email address will not be published. Required fields are marked *

Latest Videos

Latest Test Papers