Theresa is about to conduct an experiment with a flammable gas. What should Theresa do before she starts the experiment?

Theresa must first use a mask that helps her to breathe, without inhaling the gas, allow an efficient air circulation, use any and all equipment necessary to carry out this experiment safely, keep the gas bottle closed while the gas is not being used , remove any source of heat or ignition, do not allow the presence of people with cigarettes, flashlights or any source of light or heat, do not open the gas bottle near vials with oxidizing gases and wear gloves and safety glasses.

Explanation:

Handling flammable gas is very dangerous and this can harm the experimenter as well as the surrounding environment. For this reason, Theresa must be aware of all safety guidelines imposed for the use of this type of element, maintaining the safety of herself and all the place.

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