When major accident scenarios are considered, the effects of major events which give rise to a serious, immediate or deferred danger to human health or the environment, inside or outside the production or storage area due to the presence in high quantities of one or more dangerous substances are being considered. Events of this type, except in exceptional cases, have always had important consequences...

The objective of this review is to analyse the risks associated with the use of fluids in chainsaws
operations, comparing traditional and eco-friendly materials.
We chose to investigate operations involving the use of portable equipment, particularly those that still use internal combustion engines. Indeed, they pose a high risk to operators due to their proximity to the machine. The scientific literature concerning fuel mixtures and chain oils was studied.
Correlating the examined activities, equipment and machines and their materials,...