Liquid cargo barges are barge

Barge

A barge is a flat-bottomed boat, built mainly for river and canal transport of heavy goods. Some barges are not self-propelled and need to be towed by tugboats or pushed by towboats...

s that transport petrochemicals, such as styrene, benzene

Benzene

Benzene is an organic chemical compound. It is composed of 6 carbon atoms in a ring, with 1 hydrogen atom attached to each carbon atom, with the molecular formula C6H6....

 and methanol

Methanol

Methanol, also known as methyl alcohol, wood alcohol, wood naphtha or wood spirits, is a chemical with the formula CH3OH . It is the simplest alcohol, and is a light, volatile, colorless, flammable liquid with a distinctive odor very similar to, but slightly sweeter than, ethanol...

; liquid fertilizer, including anhydrous ammonia; refined products, including gasoline, diesel and jet fuel; black oil products, such as asphalt

Asphalt

Asphalt or , also known as bitumen, is a sticky, black and highly viscous liquid or semi-solid that is present in most crude petroleums and in some natural deposits, it is a substance classed as a pitch...

, No. 6 fuel oil and coker fuel; and pressurized products, such as liquefied petroleum gases and butadiene, which are transported on the waterways from producers to end users.

In Russia, Volgotanker

Volgotanker

Volgotanker is a Russian company engaged in the business of transporting oil and oil products by tanker ship along the inland waterways and coastal seas of European Russia. It is headquartered in Samara.- History :- Soviet period :...

 operates a fleet of liquid cargo barges on the Volga River

Volga River

The Volga is the largest river in Europe in terms of length, discharge, and watershed. It flows through central Russia, and is widely viewed as the national river of Russia. Out of the twenty largest cities of Russia, eleven, including the capital Moscow, are situated in the Volga's drainage...

system.