The amount of lead in the blood and tissues, as well as the time course of exposure, determine toxicity. Lead poisoning may be acute (from intense exposure of short duration) or chronic (from repeat low-level exposure over a prolonged period), but the latter is much more common.
Requirements and Responsibilities For Chief Operating Officer. Plans and directs all aspects of an organization's operational policies, objectives, initiatives. Responsible for the attainment of short- and long-term financial and operational goals. Directs the development of the organization to ensure future growth.
The chief operating officer is the second-in-command and often succeeds to the top position when the CEO steps down. His duties often overlap with that of the CEO but his primary responsibility is to manage day-to-day operations by meeting with individual department heads. Depending on the size of his facilities, he may walk company floors daily to observe operations and the progress of projects first-hand.