contaminated
No
No.
a bug
Showed that sterile broth remained free of microorganisms until exposed to air.
honey kills microorganisms
rickettsiae
Lewis hine was considered a muckraker because he exposed coruption in society.
The germ theory of disease is the theory that microorganisms are the cause of disease. They spread when the host is exposed to the pathogen by various means.
Antonie Van Leeuwenhoek is often considered to have discovered microorganisms, however Robert Hooke was a contemporary of Leeuwenhoek who also observed microorganisms through his microscopes.
Salt may be considered an antiseptic because can kill microorganisms absorbing water from the environment.
automobile
silk?