The brightness of silk garment can be maintained by the use of
A. sulphuric acid
B. vinegar
C. sodium hydroxide
D. boric acid
Answer: Option B
A. sulphuric acid
B. vinegar
C. sodium hydroxide
D. boric acid
Answer: Option B
What is the usual measurement of the measuring tape?
A. 1/2 inch to 1/7 inch
B. 1 inch to 1.5 inch
C. 1/2 inch to 1/4 inch
D. None of these
Which farbic is most suitable for tailor's chalk?
A. Woolen fabric
B. Silk fabric
C. Cotton fabric
D. Linen fabric
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