MCQOPTIONS
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| 1. |
___________ crystals surrounded by ink vibrate, cautilizing a droplet to form and pass through a fine nozzle, a very small electric heater boil the ink to transfer it to the paper. |
| A. | CuSO4 |
| B. | SiO2 |
| C. | Methamphetamine |
| D. | Piezoelectric |
| Answer» E. | |