Because it works well, it's not horribly expensive, and it's about as innocuous as its possible for something to be.
Argon is used to make argon
Curiously enough, the name of argon Is argon.
what are the uses of argon?
Argon does not have a hometown.
cheap, inexpensive
expensive.
Expensive: many money is needed. Inexpensive: a low amount of money is needed.
Expensive
natural gas is inexpensive it is renewable
expensive-car
no it was expensive
Pastas and pasta sauces tend to be inexpensive. Seafood and fish dishes tend to be the most expensive.
Cheap or inexpensive.
you need 2 have $4000000000000 to buy it so it is expensive
inexpensive, cheap, low-priced
Opposites of the word expensive: cheap, inexpensive, low-priced, moderate, reasonable