What aspect is crucial in ensuring safety when using solvents?

Proper ventilation and the use of respirators are essential when working with solvents because many solvents release vapors that can be harmful when inhaled. Good ventilation helps to dilute these harmful vapors and reduce the concentration in the air, creating a safer working environment. Respirators provide additional protection by filtering out harmful substances from the air, ensuring that the worker is not exposed to toxic levels of solvent fumes.

When working with solvents, ensuring sufficient airflow helps to prevent respiratory issues and reduces the risk of fire, as many solvents are flammable. This aspect of safety is particularly critical in enclosed spaces where vapors can accumulate. While avoiding physical contact, taking regular breaks, and wearing protective eyewear are important safety practices, they do not directly address the inhalation risks posed by solvent vapors as effectively as ensuring proper ventilation and using respiratory protection.