Guiana Space Centre and nanosilver brand Testing of functional nanosilver underwear at the Guiana Space Centre. Our nanosilver brand is engaged in further non-traditional testing in extreme conditions. Under high outdoor temperatures and humidity, various samples of socks and t-shirts were tested in this pilot step. After evaluating of the input report, the most suitable material will be selected to reach the demanding criteria. In the next step, the materials and products will be equipped for workers from the Czech company, which won the competition for delivery of technology to the launch ramp for the Ariane missile. Tester with nanosilver t-shirt and socks at CSG cosmodrom Testing in challenging conditions