Here in the United States, you may be able to find a yellow plastic jug at your hardware or automotive store. BUT it will have diesel molded or stenciled on the side. Yellow is standard for diesel. Also, red is used for gas.
In Congo, there are no such rules. The famous yellow plastic jugs are used for everything. Most in the rural areas where there are few vehicles, they are used exclusively for carrying water.
Yes, occasionally, you can taste residue from prior contents. So you develop the habit of smelling your drink and looking for anything floating on top. That's the rule in rural Congo.
