The carbon powder in printer toner is at a nanometric scale and can easily enter cells if it gets into the human body. Might it lead to a health crisis on a similar scale to asbestos? This is an issue that people in various fields are examining closely.
以現代人日常必需品──碳粉為例，碳粉已達奈米級，可以輕易穿透細胞，緊緊黏附在人體內，是否會引發另一次「石綿危機」？