NBC suit
An NBC (nuclear, biological, chemical) suit, also called a chemsuit or chem suit or chemical suit is a type of military personal protective equipment. NBC suits are designed to provide protection against direct contact with and contamination by radioactive, biological or chemical substances, and provides protection from contamination with radioactive materials and some types of radiation, depending on the design. It is generally designed to be worn for extended periods to allow the wearer to fight (or generally function) while under threat of or under actual nuclear, biological, or chemical attack. The civilian equivalent is the Hazmat suit. The term NBC has been replaced by CBRN (chemical, biological, radiological, nuclear), with the addition of a new threat, radiological, meaning radiological weapon.
NBC Sports
NBC Sports is the programming division of the American broadcast network NBC, owned by the NBCUniversal Television Group division of NBCUniversal, that is responsible for sports broadcasts on the network, and its dedicated national sports cable channels. Formerly operating as "a service of NBC News", it broadcasts a diverse array of sports events, including the Olympic Games, the NFL, NASCAR, the NHL, Notre Dame football, the PGA Tour, the IndyCar Series, the Premier League, and the Triple Crown, among others. Other programming from outside producers – such as coverage of the Ironman Triathlon – is also presented on the network through NBC Sports. With Comcast's acquisition of NBCUniversal, its own cable sports networks were aligned with NBC Sports into a part of the division known as the NBC Sports Group.