Scientists led by China’s Dongguan University of Technology have proposed a novel control approach for water-to-water heat pumps that uses carbon dioxide (CO2) as refrigerant. The model-based optimal ...

Scientists reveal surfaces, not confinement, govern water in nanospace, with changes only appearing when thickness drops below about one nanometer. (Nanowerk News) Researchers at the Max Planck ...

Water supply and delivery of it to burning solid fuels evolved from buckets to booster tanks, with the delivery using hose and nozzles. This definitely enhanced the capability to deliver more water ...