The case worker that produces sparks and heat would have to obtain permission from professional or official chop. who is responsible for the performance of the company and away from flammable or highly flammable objects, move out of the area.
The case worker, causing sparks and heat must request permission from E., Professional or responsible representatives of the Company. And practitioners from flammable objects. Move flammable materials from the area.
In case of work that cause sparks and heat will need permission from a professional judgement or staff responsible for the company. Work away from combustible materials. Move objects flammable out of the area.