What are the eleven working procedures in the laboratory?

What are the eleven working procedures in the laboratory?

The following are the eleven working procedures in the laboratory follows

1. Use protective eyewear
2. Use a lab coat to protect clothing
3. No chemical tasting
4. Avoid direct contact with chemicals
5. Use boiling stones when heating the solution to prevent the hot solution from escaping
6. No playing around and joking with laboratory equipment and chemicals
7. Do not wear jewelry because chemicals can damage it
8. Know where and how to use first aid kits and fire extinguishers
9. Hair ties for women with long hair
10. Maintain cleanliness of the practice table
11. Dispose of the toxic solution in a particular disposal bottle