A<unk>  () or fomes () is any inanimate object that, when contaminated with or exposed to infectious agents (such as pathogenic bacteria, viruses or fungi), can transfer disease to a new host. In the 21st century, the role of<unk> s in disease transfer is higher than ever in human history because of indoor lifestyle.
Fomite
Cerate
Hydrogen fluoride
Hydrogen selenide
Sybil 
Metaldehyde
Selenous acid
Lewis lead