Kedu ka esi ehicha tube quartz eji na ọkụ tube?

1. Enwere ike ihicha ya na hydrofluoric acid.

2. Jiri fuming nitric acid ma ọ bụ sulfuric acid na-ekpo ọkụ na-asachapụ ma ọ bụ imi maka nkeji 3 ruo 5. Ọ bụrụ na ọ dị mkpa ma ọ bụ megharịa ya ugboro ugboro, enwere ike ịsacha ya.

3. Ọkụ ọkụ dị elu, uzuoku na-efe efe.