It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Supports multiple Research Clusters. Provides reference data from major scientific and technical publications, handbooks, datasets, equations, property search tool and unit converter tool. Topics include: civil engineering and construction materials, general engineering and project administration, safety and industrial hygiene and regulatory information.
Supports Big Data and Analytics Research Cluster. Provides a detailed listing of more than ten million businesses with the capacity to search by company name, type of business, geography, business size or a combination of these. Combines numerous business and residential databases. Ideal for small business owners, marketing professionals, researchers, job seekers and students.