Celluloid, the first synthetic plastic material, developed in the 1860s and 1870s from a homogeneous colloidal dispersion of nitrocellulose and camphor.
The meaning of AD is Anno Domini or Year of our Lord referring to the year of Christâs birth. The meaning of BC is Before Christ. CE is a recent term. It refers to Common Era and is used in place of A.D. the dates are the same i.e., 2009 AD is 2009 CE. BCE means Before Common Era. For example 400 BC is 400 BCE.
CE Certification - Medical Device CE Marking. CE Marking (CE Mark) is a mandatory requirement for medical devices to market in the Europe. Medical Device category includes, medical equipments, medical softwares, medical & surgical disposables, etc... CE Marking (CE Mark) is recognized worldwide as a symbol of quality. It consists of CE logo and four digit identification number of the certifying notified body (if applicable). For a Medical Device manufacturer or Distributor, CE marking is the declaration that the product complies with all EU directives or EU regulations that apply to the medical device. CE marking does not implies that the product was made in the European Economic Area, but it states that the product is complying with the requirements of European Economic Area.