On Thursday, January 19 at 8:00, representatives of the Nanofiber direction will tell you how to protect your home from dirty air.
There will be a drawing of a window filter on the air. To get it, you need to carefully listen to the entire broadcast, call the hosts and answer the question (we will mention the answer to the question on the air during the conversation, so listen carefully) Silver Rain 102.2 FM radio station
Good luck! And see you on the air!