What is an important safety measure when working with chemicals?

Wearing appropriate personal protective equipment (PPE) and following safety data sheets (SDS) are critical safety measures when working with chemicals. PPE can include items such as gloves, goggles, face masks, and protective clothing, which help minimize exposure to hazardous substances and reduce the risk of injury or health issues. Safety data sheets provide essential information regarding the properties of a chemical, including hazard identification, handling and storage guidelines, exposure controls, and first-aid measures. By consulting these documents, workers can safely manage and mitigate potential risks associated with chemical handling.

The other options do not directly address the fundamental safety requirements needed when working with chemicals. Air conditioning, for instance, does not provide adequate safety measures specifically related to chemical exposure. While it may maintain a comfortable working environment, it does not offer protection against chemical hazards. Opening windows can improve ventilation, but without the proper protective measures and knowledge from safety data sheets, this approach alone is insufficient for ensuring safety. Mixing cleaning agents can pose significant risks if incompatible chemicals react, leading to hazardous situations. Thus, relying on PPE and adhering to safety data sheets is the most effective way to ensure safety in this context.