Examples of using "Välttämätön" in a sentence and their english translations:
The foreign minister said that the war had been inevitable.
Do you require a security deposit?
You need a car if you live in the suburbs.
A passport is usually necessary when you travel overseas.
Personally, I think that corporal punishment is a necessary evil.
After I had thought about this elementary question fundamentally, I came to the conclusion that the difference, which is often described as "considerable" or "substantial" by distinguished people, between the indispensable words "important" and "essential" isn't significant, but rather is irrelevant.