Who first showed that crushed yeast cells could convert sugar to ethanol (Drinking alcohol?

Those medical instruments that come in contact with body tissues are called

Which of the following is one of the earliest disinfectants that has an unpleasant odor and irritates skin?

Highly resistant microbes to disinfection include

The following is listed in order from least to most energy waves: Radio tv, microwave, ultraviolet, visible light, infrared, X ray, gamma rays.

Commercial canning is designed especially to destroy endospores of 

Complete destruction of medical wastes or contaminated animal carcasses by burning uses

Joseph Lister was a physician famous for

Practices that prevent infection of both patients and personnel are called

Which of the following requires its use to be in a chamber like the autoclave, and is a gaseous sterilant?