| Post date: 2023/10/9 | 
1.1 Preparation for laboratory work
Before starting work in the laboratory, familiarize yourself with the following:

Hazards of materials in the laboratory as well as appropriate protocols for handling, storage and emergency measures. Read labels and safety data sheets (SDS) before handling or opening chemicals. Never use product from unlabeled containers and report missing labels to your supervisor.
Agents, processes and equipment available in the laboratory. If you are unsure about any aspect of a procedure, consult your lab supervisor before proceeding.
Locating and operating safety and emergency equipment such as fire extinguishers, eyewash stations and emergency showers, first aid and spill response kits, fire alarm stations, telephones and emergency exits.
Emergency spill response procedures for the materials you will be working with.
Emergency reporting methods and phone numbers.
Designated and alternative escape routes.

1.2 during laboratory work
Observe the following rules when working in the laboratory:
Restrict access to the lab to authorized persons only. Children are not allowed to enter the laboratory.
smoking, eating, drinking, holding food, drink or tobacco; The use of cosmetics and the use of contact lenses are not allowed in the laboratories.
Wear long lab coats and safety glasses in labs that use chemicals, biohazards, or radioisotopes. Open shoes, such as sandals, should never be worn in the laboratory.
Keep work areas clean and free of unwanted chemicals, biological samples, radioactive materials and unused equipment. Avoid leaving reagent bottles, empty or full, on the floor.
Work with materials only when you know their flammability, reactivity, toxicity, safe handling and storage, and emergency procedures.
Read safety data sheets before working with hazardous chemicals or infectious agents.
Never pipette by mouth. Use mechanical transmissions.
Walk, don't run, in the lab.
Keep exits and passages clear at all times.
Ensure that access to emergency equipment (eye wash stations, emergency showers and fire extinguishers) is not blocked.
Wash your hands thoroughly before leaving the laboratory.
Avoid using headphones.

1.3 Cleaning before departure
At the end of each test and before leaving the laboratory, do a safety check. be sure that:
Turn off gas, water, electricity, vacuum and pressure lines and heating and cooling devices
Return unused materials, equipment and devices to their proper storage location
Label, package and dispose of all waste materials properly
  Remove defective or damaged equipment immediately and arrange for repair or replacement
Disinfect any equipment or work areas that may have come into contact with hazardous materials.
When leaving the laboratory, put aside the protective clothing (lab coat, gloves, etc.).
If you are the last person to leave the lab, close and lock the lab door

1.4 Regulations for working alone in the laboratory
Working alone is an unsafe practice at any time. However, if the nature of your work makes it unavoidable, take steps to ensure that others are aware of your location and that someone will visit you from time to time, either in person or on the phone.
Before doing anything alone in the lab, review this checklist to determine if it is appropriate to proceed:
Is your supervisor aware of your plans?
Are there dangerous experiments?
Examples: high temperature, high vacuum, highly flammable materials (low flash point), toxic materials
Have you reviewed your procedure with your supervisor?
Do you have a written operating procedure?
Are your devices and equipment in good working condition?
Are you trained to do the job?
Do you have a login/logout method?
Do you have an emergency?
Do you have access to a campus phone (rather than a cell phone) in case of an emergency?
Does your lab door have a viewing window or other means to indicate someone is inside?
Do you know the emergency evacuation method?
Do you have access to a phone in an emergency?
Do you have access to first aid supplies?

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