Synthesis of sodium was carried out by electrolyzing melted NaOH. Sodium is an active metal and ignites upon contact with water. Larger pieces of Na, when dropped into water, may explode and destroy your camera.
NB! Preparing sodium is dangerous, wear safety goggles.

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電気分解によるナトリウムの調製
通過電解鈉的製備
Preparação de sódio por electrólise
Preparación de sodio por electrólisis
Приготовление натрия путем электролиза
Herstellung von Natrium durch Elektrolyse
Préparation de sodium par électrolyse
Preparazione di sodio per elettrolisi
Przygotowanie sodu przez elektrolizę
Naatriumi valmistamine elektrolüüsil