Every invention featured in the work, grouped by theme.
Aucun résultat. Essaie un autre mot-clé.
Senku turns his wine into brandy by distillation: we explain medieval eau-de-vie, alchemical aqua vitae, and how you get to 40-proof spirit.
Roughly 75% saltpeter, 15% charcoal, 10% sulfur. What each ingredient does, why it deflagrates instead of detonating, and the sulfur mistake in Dr Stone.
Alfred Nobel, in 1867: soaked into diatomaceous earth, nitroglycerin became safe to carry. Why that works, what it changed, and the dynamite in Dr Stone.
Senku proposes building with mortar: we explain the chemistry of hydraulic set, the secret of Roman concrete, and the shift to modern lime.
Fat plus a strong base from wood ash gives soap and glycerol. The steps, the chemistry of saponification, and the weeks of curing Dr Stone skips.
Senku makes wine in Dr Stone S1E1: we explain alcoholic fermentation, wild yeasts, the natural 16% limit, and how to reproduce it at home.