And having the freezing point of water at exactly 0 °C is also both neat and relevant in winter. Having the boiling point (at standard pressure) at exactly 100

And having the freezing point of water at exactly 0 °C is also both neat and relevant in winter. Having the boiling point (at standard pressure) at exactly 100 °C might be a bit less relevant during day-to-day life, though occasionally it's still useful.