The standards may, in particular, vary with regard to1° the characteristics of the petroleum equipment, its location or its use;
2° the fact that the petroleum equipment is being brought into service for the first time;
3° the work carried out since the last inspection;
4° the extent of the last inspection or last testing of operating performance, the date on which it was carried out and the results obtained;
5° the results of the last leak test;
6° any complaints received in connection with the condition of the petroleum equipment that the Minister considers justified, and the inspection reports;
7° any recommendations joined to the last certificate issued;
8° the times or frequency at which the petroleum equipment must be inspected;
9° the facts observed during the inspection;
10° the management of the petroleum equipment and the training of the persons operating the equipment.