Spectrex Corporation has over 32 years of experience in developing and marketing a wide range of unique environmental and analytical instruments.

Rapiscan Systems designs, manufactures and delivers walk-through and hand-held metal detectors; as well as security systems designed for cargo and vehicle inspection, baggage and parcel inspection, and hold baggage screening using X-ray, Gamma-ray and Neutron based technology for airport security, border security, checkpoint screening, seaport container screening and custom security applications.

The Mistral Group serves as a single source of international turnkey solutions for buyers and suppliers of standard and state-of-the-art industrial, defense, military, security and law enforcement products, systems and technologies.

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia encyclopedia, Wikipedia encyclopedia, Hutchinson encyclopedia, examples from classic literature, pronunciations, word browser, glossary. Free access

Seenex is a leading provider of custom security solutions and building access control systems, addressing both homeland and critical infrastructure security (CIS) needs. Seenex provides an integrated platform for complete building access control and security systems, including the complete designing, implementation, and servicing of its systems.

The National Criminal Justice Reference Service (NCJRS) is a federally funded resource offering justice, substance abuse, and victim assistance information to support research, policy, and program development worldwide.