Raw materials used for the manufacture of glass are
1). sand soda limestone
2). sand charcoal soda
3). limestone charcoal sulphur
4). sand sulphur soda
Answer This Question with Explaination and Earn! Click Here to Know More!
3. Which of the following is used to denature ethanol ?
4. All isotopes of the same element have ______________
5. Water is not effective in extinguishing a fire caused by petrol because
7. Ruby and sapphire are oxides of
10. The major harmful gas emitted by automobile vehicles which causes air pollution is