Q152
The chemical which used in dry cleaning is/are 1. carbon tetrachloride, commercial dry cleaner powder 2. petrol, benzine 3. telcum powder, sulphur powder 4. French chalk, fuller Earth Select the correct answer
A.
Only 1
B.
1 and 2
C.
1, 2 and 3
D.
All of these
AnswerAnswer: Option D
Solution
Answer: Option D
No explanation is given for this question Let's Discuss on Board