Why Does a Projection Glass Whiteboard Look Light Green?
The evolution of writing boards is a process from dusty writing boards to dust-free writing boards. The dust produced by chalk writing affects the physical and mental health of teachers and students and has been criticized by them. Building a low-carbon, environmentally friendly and dust-free classroom is an urgent requirement of teachers and students. Glass whiteboards belong to dust-free writing boards. They are written on with liquid whiteboard pens, protecting people from dust pollution. Because of the material, after a period of use they easily get dirty and have a short service life.
2026-08-07