For sodium bicarbonate (baking) explain the hazards effects of being exposed to this chemical either by contacting the skin, swallowing it, or contacting your eye. What should you do then as first aid and, describe how you should dispose off those chemicals.

1. Discuss the guidelines in preventing chemical and physical hazards in food establishments.

What is the purpose of Safety Data Sheets? Why are these important when handling common food service chemicals? What information/components are generally included? How do Safety Data Sheets vary?

What type of activities will you prepare to explain for students to explain the different types of pollution and effects of pollution on our health

Chemical Use of PPM The OSHA 8-hour HCN limit is at 10.0 ppm. According to the Merck Index, 300 mg/kg of air at room temperature is the lethal dose of HCN in air. In what mg HCN/kg air is 10.0 ppm present? What percentage of a dose is 10.0 ppm?

MULTIPLE CHOICE Question 18 Which scenario best describes the long-term health effect of air pollution exposure? A woman exposed to toxic chemicals in ground-level air pollution experiences a change in DNA, resulting in lung cancer. B. A man exposed to toxic chemicals in ground-level air pollution experiences extreme eye irritation that clouds his vision. A man exposed to toxic chemicals in ground-level air pollution experiences a cough. D. A woman exposed to toxic chemicals in ground-level air pollution experiences an ex- treme headache.

What are the entry routes of chemicals to human body and explain about personal protective equipment.

PART 4-LABORATORY SAFETY QUESTION 1. In what situations should safety goggles be worn? 2. Why aren't glasses approved as protective eyewear? ANSWER 3. Where is the first aid kit located? 4. Where is the eyewash station located? 5. Where is the fire extinguisher located? 6. What does ABC represent on the fire extinguisher? 7. How is a fire extinguisher operated? 8. Which exit do you use when the fire alarm sounds? 9. Where is the broken glass container located? 10. Where is broken glass placed? 11. Why is there a separate container for glass and paper? 12. Why is no food or gum or drink allowed in the lab? 13. What should be done with long hair during a lab? 14. Why is it dangerous to sit on the lab benches? 15. Why must your lab work area be kept clear of clutter? 16. Why is there no carpet in a science laboratory? 17. Which way do the doors of a science lab open? Why? 18. If your teacher tells you to smell a substance during a lab, describe the correct procedure for smelling it. 19.…

List the contents from your first aid kit that you will use to treat a minor cut.

Subject : Chemistry and Environmental Pollution Write short notes on the following contaminants of emerging concern (CECs). The notes should explain what are they, their properties, uses, where it is found and their health risks.   •Endocrine-disrupting compounds (EDCs)   •Nanomaterials   •Microplastics