We heat our house with natural gas.

The progress of this project is more than expected.

Please double the amount of this recipe.

I will participate in the factory coop next week.

My father works at a paper mill.

My father works at a filature.

That abandoned factory was once full of vitality.

Noble gases are known for not participating in chemical reactions.

In this area, there is a shortage of noble gas supply.

Our house is heated with natural gas.