In which case water consumption is the highest?
- water for drinks and food of one man in a day
- water for keeping a cow in a day
- water for production of a ton of nickel
- water for production of a ton of oil
- water for production of a ton of paper
К сожалению, у нас пока нет статистики ответов на данный вопрос,
но мы работаем над этим.