Zogulitsa za Arex zimasinthasintha kwambiri m'mafakitale. Zogulitsa zathu nthawi zambiri zimawonetsedwa ngati zida zazikulu kapena zida zazing'ono zolumikizidwa pantchito ya zida kapena makina amakampani, zowonjezera zambiri kapena zinthu zimagwira ntchito yofunika kwambiri pakugwiritsa ntchito zida kapena makina. Monga ma valve osiyanasiyana a mapaipi, kapena zida zoyendetsera zida zoyendetsera zinthu. Pogwiritsa ntchito mawonekedwe a zinthu za rabara ndi pulasitiki, kuphatikiza malo ogwiritsira ntchito komanso momwe zimagwirira ntchito, Kampani ya Arex idzasintha zabwino za zinthu zake kuti zikhale zabwino kwambiri, momwe zimakhalira kuti zigwirizane ndi mitundu yosiyanasiyana ya magwiridwe antchito, kuchepetsa zida kapena momwe ntchito yamakina ingawonekere, nthawi yogwirira ntchito ikhoza kuwoneka yowopsa. Makhalidwe ake amawonetsedwa makamaka pakuteteza zigawo zachitsulo za zida kapena makina, monga kukana dzimbiri kwa zinthu za rabara ndi pulasitiki, kukana asidi ndi alkali, kukana kuvala, anti-ultraviolet ndi zina zotero. Makina ndi zida zomwe Arex amagwiritsa ntchito zimatha kukonzedwa ndikusinthidwa ngati atapemphedwa, ndipo mayankho ofunikira angaperekedwe kwa makasitomala omwe ali ndi chidziwitso chochepa. Mothandizidwa ndi kuchuluka kwa ntchito zomwe zachitika, kuphatikiza ndi momwe zinthu zachitikira kale, gulu lathu laukadaulo ndi gulu lopanga zinthu lidzaika patsogolo ubwino, kuthetsa mavuto a makasitomala omwe ali ndi mavuto a mafakitale, kuchepetsa kutayika kosafunikira kwa makasitomala.