The reasoning behind identifying chickenpox as not requiring embalming during transportation lies in its nature as a viral skin infection, which is typically not associated with a high risk of environmental contamination post-mortem. Diseases such as diphtheria, scarlet fever, and meningococci infection, on the other hand, are classified as highly contagious and potentially lethal infections that pose significant risks to public health. These diseases can spread through respiratory droplets or direct contact, necessitating the use of embalming to ensure the safe and hygienic handling of the deceased, minimizing the risk of transmission to embalming staff and the public.
In contrast, while chickenpox is contagious, the risk for transmission decreases significantly once the individual has passed away, and there are no measures indicating embalming is necessary to mitigate health risks. This distinction highlights the specific public health guidelines and practices within mortuary science that dictate which diseases warrant embalming requirements.