What are the 5 lab safety rules?

General Laboratory Safety Rules

  • Know locations of laboratory safety showers, eyewashstations, and fire extinguishers.
  • Know emergency exit routes.
  • Avoid skin and eye contact with all chemicals.
  • Minimize all chemical exposures.
  • No horseplay will be tolerated.
  • Assume that all chemicals of unknown toxicity are highly toxic.

What is the most important lab safety rule?

The most important lab safety rule is to know the location of and how to use safety equipment, such as a fire extinguisher.

What are the science lab safety rules?

  1. Act responsibly in the science classroom / lab.
  2. Follow all written and verbal instructions carefully.
  3. Never work alone.
  4. Do not touch equipment or chemicals in the lab until your teacher gives instructions.
  5. Do not eat, drink or chew gum in the science classroom / lab.
  6. Do not drink from lab containers.

Is applying cosmetics in a lab allowed?

Therefore, eating or drinking in the lab is strictly forbidden. Applying cosmetics in the lab, including hand lotions, also enables chemical absorption and is another source of skin exposure, particularly in the areas where hazardous chemicals are stored.

What should you not do in a lab?

10 Things NOT to Do in a Research Lab

  • Wearing open-toed shoes.
  • Keeping long hair down.
  • Eating or drinking.
  • Erasing data from your notebook.
  • Showing up late.
  • Forgetting to label samples or materials.
  • Incorrectly disposing of your materials.
  • Wearing shorts.

How do you stay safe in a lab?

Keeping Safe Whilst in the Lab

  1. Clear Instructions.
  2. Clear Lines of Evacuation.
  3. Simple Occupied Signs.
  4. Invest in a Label Machine.
  5. Go Above and Beyond with PPE.
  6. Simplify Recycling and Waste Disposal.
  7. Anticipate Changing Requirements.
  8. Involve the Team in Planning.

Why should you never eat in a lab?

You should not eat in a chemistry lab because of the threat of contamination. This threat of contamination has two parts. The first part is that you never know where chemical residue may be and ingesting it could be dangerous. While you are eating you may leave crumbs or residues on the lab surfaces.

Can you chew gum in a lab?

You can’t chew gum in the laboratory. OSHA’s Bloodborne Pathogen standard says that “eating, drinking, smoking, applying cosmetics or lip balm, and handling contact lenses are prohibited (in the lab).” It says nothing abut gum, throat lozenges, hard candy, or even chewing tobacco.

What three items should never be taken into the lab?

Never allow students to take chemicals out of the laboratory. Never permit smoking, food, beverages, or gum in the laboratory.

Do and don’ts in chemistry lab?

Always wear appropriate eye protection (i.e., chemical splash goggles) in the laboratory. Wear disposable gloves, as provided in the laboratory, when handling hazardous materials. Remove the gloves before exiting the laboratory. Wear a full-length, long-sleeved laboratory coat or chemical-resistant apron.

Do and don’ts in laboratory?

Do and Don’t in the Science Lab

  • Do Wear Eye Protection.
  • Do Practice Fire Safety.
  • Do Handle Glassware Safely.
  • Do Keep Notes.
  • Do Wear Gloves.
  • Do Wear Closed-Toed Shoes.
  • Do Practice Electrical Safety.
  • Don’t Eat or Drink in the Lab.

What are general lab safety rules?

– Minimize all chemical exposures. – No horseplay will be tolerated. – Assume that all chemicals of unknown toxicity are highly toxic.

Why is the lad used as a language acquisition device?

Rather, the LAD is used to explain what are most likely hundreds or thousands of underlying processes that humans have in their brains that have evolved to make us particularly exceptional at learning and understanding language.

What are the rules for maintaining laboratory equipment?

All equipment should be regularly inspected for wear or deterioration. Equipment should be maintained according to the manufacturer’s requirements and records of certification, maintenance, or repairs should be maintained for the life of the equipment. Designated and well-marked waste storage locations are necessary.