Which of the following is resistant to the action of both heat & chemi

1.	Which of the following is resistant to the action of both heat & chemicals ?
A.	Boro silicate glass,
B.	Silica glass.
C.	Soda lime glass.
D.	none of these.
Answer» B. Silica glass.

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Which of the following is resistant to the action of both heat & chemicals ?

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