Q3 of 16 Page 159

Glass is the substance which changed the very appearance of the world. Enquire and prepare short notes on the different situations in modern facilities where glass is being used.

i. Soda glasses are used in making tube light, bottles, domestic

utensils etc.


ii. Flint glasses are used in lenses of camera, electric bulbs etc.


iii. Lead glasses are used in making costly glass containers.


iv. Potash glasses are used in making lab equipments.


v. Crooks glasses are used in making goggles.


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