‘Whitest ever’ paint that can reflect 99 per cent of sunlight

Topics Covered: Developments in science and technology. ‘Whitest ever’ paint that can reflect 99 per cent of sunlight: Context: US engineers have created what they are calling the whitest paint yet. How was it created? The ultra-white paint is made up of barium sulphate, which makes it more white. The paint can keep surfaces 19 …