Categories Articles Human Urine Could Help Make Concrete on the Moon, Says European Space Agency Post author By crystalg Post date May 8, 2020 TIME Tags 'Concrete, Agency, could, European, Help, Human, moon, Says, space, urine ← Study: Patients Low In Vitamin D Twice As Likely To Develop Severe COVID-19 Symptoms → First looks at Surface Go 2, Apple’s new 13-inch MacBook Pro, and Xbox Series X gameplay footage