Tech refers to the application of scientific knowledge and innovation to create tools, systems, and solutions that improve life and solve problems. https://rutgers.edu.pl/%eb%8c%80%ed%95%99%ec%83%9d%ec%9d%b4-%eb%b3%b8-%ec%8a%a4%ed%83%80%ed%8a%b8%ec%97%85-%ed%8c%8c%ec%9a%b4%eb%8d%94%ec%99%80%ec%9d%98-%eb%a7%8c%eb%82%a8-%ec%a3%bc%ec%86%8c%ea%b9%a1-%ec%9d%b4%eb%8f%84/