Printer ink prices: is it possible to find quality ink at a lower cost?
Which? on Twitter: "Sorry, what? Did you say the cost of 'branded' black printer ink is 11 times that of champagne? Here's how to print less extravagantly.... https://t.co/XZoav7bejj https://t.co/AYrYODAGI0" / Twitter
Why is printer ink so expensive (and how to save)?
Why Printer Ink Can Be More Expensive Than the Printer Itself
Graph compares price of inkjet ink to other liquids | Boing Boing