Working conditions under which the job is performed include, but are not limited to concentrated visual or auditory attention, repetitive movements (i.e. labeling, scanning), standing for extended periods of time, heavy physical effort (i.e. lifting, pushing, pulling), walking, bending, working in various temperature conditions . Purolator International is a leading U.S. based supply chain logistics solutions provider specializing in the air and ground forwardingof express, freight and parcel shipments, customs brokerage, and fulfillment and delivery services to, from and within North America.