Master Wang used a tricycle to deliver water to a certain unit twice a day, each trip was 25 barrels of water, and each barrel of water weighed 19 kilograms. How many kilograms of water does he send every day?
王师傅用三轮车往某单位送水，每天送两趟，每趟25桶水，每桶水重19千克．他每天送多少千克水？
<result>975</result>