Australia's shortage of diesel additive Adblue is serious, but we can stop it going critical
- Written by Flavio Macau, Associate Dean Teaching & Learning, Edith Cowan University

Australia is going through another supply chain crisis. Stocks of AdBlue, an exhaust fluid used in newer diesel cars and trucks to reduce pollution, is getting dangerously low.
The culprit is a shortage of synthesised urea, an ingredient which local AdBlue makers import mostly from Russia and China. It has uses from plywood to...