What is the fine-grained topic of the following text: CTI’s expansion into new markets include security and anti-counterfeiting measures while another CTI capability, a ‘photochromic’ process (colors changing due to exposure from light), is now available in the textiles market and can be printed via UV screen, UV flexo, water-based flexo and rotogravure printing as well. Only return the topic.
CTI's expansion into new markets with security measures and photochromic process in the textiles market.