This is the 6204th most frequent Russian word.
топливом
The Russian word "топливом" means "fuel" in English.
In this context, 'топливом' is in the instrumental case, specifying the entity being acquired or stored.
Мы запаслись топливом перед долгим путешествием.
We stocked up on fuel before the long trip.
In this sentence, 'топливом' ('fuel') is used as an instrumental case, indicating the method by which the action occurs.
Эта машина работает на экологически чистом топливом.
This car runs on environmentally friendly fuel.
Here, 'топливом' ('fuel') serves as the instrumental case for a negative completion, emphasizing absence.