What is the difference between eco-solvent and solvent inks?

This articles tells you the difference between eco-solvent and solvent inks

Eco-solvent inks: These are less toxic and have lower VOC emissions compared to traditional solvent inks. They are ideal for both indoor and outdoor applications. � Solvent inks: These are more durable and offer a wider colour gamut but have higher VOC emissions. They are primarily used for outdoor applications.