Non-polluting ink for textbooks

Textbooks for primary school and middle school students will soon be printed with pollution-free ink, the Beijing Morning Post reports.

According to Wei Xianfu, a professor at the Beijing Institute of Graphic Communication, a new type of printing ink will be put into production in Beijing at the end of 2013. Manufactured without heavy metals and organic pollutants, the ink is eco-friendly and non-toxic.

Since June 1, over one hundred types of children's books with labels of "green print" have been produced. The ink can also be used for on the packaging of food, toys, drugs, and cosmetic products.