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.
The COO is responsible for the daily operation of the company, and routinely reports to the highest ranking executive, usually the chief executive officer (CEO). The COO is usually the second in command at the firm, especially if the highest ranking executive is the Chairman and CEO.
Job Duties. CTOs generally report to the chief executive officer. They are responsible for establishing a companyâs technical vision and leading all aspects of technology development, according to its strategic direction and growth objectives.ecoming a chief technology officer may be an objective for individuals with technical and leadership skills, as well as a firm grasp on the challenges businesses face today.