Running an aircraft maintenance organisation is far more expensive than most people realise. This Jotore Aviation blog breaks down the real costs—training, hangar rent, tooling, insurance, regulatory fees, rostering, and hidden resource drains that impact every MRO and Part 145 organisation.

Window of Circadian Low In aviation, acronyms are everywhere. But one that often slips past maintenance planners and engineers is the WOCL — the Window of Circadian Low . No , it’s not a cartoon character — it’s the time of day when the human body is least alert , and in aviation maintenance, it matters more than most realise. As regulatory reform reshapes the CASA Part 145 environment , human factors  are no longer a “tick-the-box” subject. They are fundamental to how main