What is the main safety concern when using chemical reagents in the laboratory?

The main safety concern when using chemical reagents in the laboratory is the potential exposure to skin and eyes. This concern is paramount because many chemical reagents can be hazardous, causing injuries or long-term health risks upon contact with skin or when they come into contact with eyes. Chemicals may be corrosive, irritating, or toxic, necessitating the use of appropriate personal protective equipment (PPE) such as gloves, goggles, and lab coats to mitigate these risks.

Understanding this safety issue emphasizes the importance of having proper training and protocols in place when handling chemicals, such as conducting risk assessments and ensuring that safety data sheets (SDS) are readily accessible. It also guides the implementation of safe laboratory practices, such as working under a fume hood or using eye wash stations in case of accidental exposure, further highlighting the critical nature of this concern in the laboratory setting.