Safety is the state of being "safe" (from French sauf), the condition of being protected from harm or other non-desirable outcomes. Safety can also refer to the control of recognized hazards in order to achieve an acceptable level of risk.
Some people talk as if meeting the gaze of absolute goodness would be fun. They need to think again. They are still only playing with religion. Goodness is either the great safety or the great danger — according to the way you react to it.
Flush toilets use large quantities of water and are expensive to operate and maintain. Therefore, European sanitation engineers are advancing a clean, efficient and environmentally friendly alternative.