English to Italian Tech/Engineering Electronics / Elect Eng

An electrical safety device used, as the name suggests, when sparks are involved:
"Hot Work
1. Hot work permits can be obtained from the site representative and are only valid for one shift. Each permit requires a fire watch during the activity and for 30 minutes after the work ends.
2. All exposed combustible materials below welding, cutting and burning areas must be moved to a safe location, covered with fire retardant material, or protected by containing all sparks and slag in an approved spark catcher.
3. At minimum, an appropriate fire extinguisher must be within 25 feet (7.62 meters) of any welding, burning, cutting or open flame.
4. The user must inspect all leads, grounds, clamps, hoses, gauges, torches, and cylinders prior to operation.
5. Adequate ventilation and/or respiratory protection must be provided when working on galvanized materials.
6. Be aware there are many hot surfaces that can seriously burn."