Separator diaphragm e laser: o que têm em comum

1. Passo 1. Separator diaphragm — faz parte de — Eletrolisador. It separates hydrogen and oxygen.
2. Passo 2. Eletrolisador — tem como parte — Rectifier. A direct-current supply.
3. Passo 3. Rectifier — utiliza — Semiconductor. Modern rectifiers are semiconductor diodes.
4. Passo 4. Semiconductor — é material para — Laser. Maiman’s first laser was a ruby crystal; today it is more often a semiconductor.

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