Which of the following lists best describes three basic safety rules to follow in a chemistry laboratory?

• A. Wear appropriate personal protective equipment, know the location of safety equipment, and never eat or drink in the lab.
• B. Leave spills unattended, mix chemicals without instructions, and keep flammable materials near open flames.
• C. Store chemicals in open containers, dispose of waste in the sink, and use broken glassware.
• D. Always work alone, use any chemicals without reading labels, and ignore emergency procedures.

Answer: (A)

Verified step by step guidance

1. Identify the key principles of laboratory safety, which include protecting yourself, being prepared for emergencies, and maintaining a clean and controlled environment.
2. Recognize that wearing appropriate personal protective equipment (PPE) such as goggles, gloves, and lab coats helps prevent injury from chemical exposure or accidents.
3. Understand the importance of knowing the location of safety equipment like eyewash stations, fire extinguishers, and safety showers to respond quickly in case of an emergency.
4. Acknowledge that eating or drinking in the lab is prohibited to avoid ingestion of hazardous chemicals, which can cause serious health issues.
5. Evaluate the given options and select the one that aligns with these fundamental safety rules: wearing PPE, knowing safety equipment locations, and never eating or drinking in the lab.