Water tanks are plastic. The barrel is plastic.

You can buy a plastic container in Ufa in a warehouse. In stock. 500 liters: 146 * 74m (height / diameter), 25 kg (weight); 750 liters: 162 * 80m (height / diameter), 30kg (weight); 1000 liters: 140 * 105m (height / diameter), 35 kg (weight); 2000 liters: 165 * 140m (height / diameter), 60kg (weight); 3000 liters: 192 * 150m (height / diameter), 80 kg (weight); 5000 liters: 222 * 190m (height / diameter), 120 kg (weight) Plastic containers can be used for water, dark oil products (diesel fuel, fuel oil, oil, mining) both in industry and for general household needs. Excellent value for money. Products are much cheaper than analogues made of metal or any other material. Due to the presence of a breathing valve integrated in the lid, drinking water will be able to be saturated with oxygen. In plastic containers, you can store water and food, without fear for your health. Plastic does not emit any harmful substances.