MCQOPTIONS
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| 1. |
100% H2SO4 at 30 C can't be stored in a vessel made/lined with |
| A. | cast iron and high silicon iron. |
| B. | mild steel and stainless steel. |
| C. | aluminium, tin and rubber. |
| D. | teflon, glass and porcelain. |
| Answer» D. teflon, glass and porcelain. | |