The word vigil comes from the Latin word vigilia, a noun which refers to the act of staying awake and alert in order to protect, guard, or look after something. In English we refer to this activity as keeping watch.
STAPHYLOCOCCAL ENTEROTOXIN B Bioterrorism Agent Profiles for Health Care Workers Causative Agent: Staphylococcal enterotoxin B (SEB) is one of seven enterotoxins produced by strains of Staphylococcus aureus. Routes of Exposure: Humans are primarily exposed to SEB by consuming contaminated food.
The SEG. 1  The Searl Effect Generator or Special Effect Generator (SEG) is a self-contained, electrical power generator, able to produce clean and sustainable energy. 2  The core technology behind the SEG is referred to as the Searl Effect which enables natural ambient sources of energy to be converted into useful electrical power.