What is the difference between sterilization and disinfection?

• A. Sterilization uses cold chemicals; disinfection uses heat.
• B. Sterilization eliminates all forms of microbial life including spores; disinfection reduces pathogenic microorganisms but does not necessarily kill spores.
• C. Sterilization kills spores; disinfection kills viruses only.
• D. Sterilization is optional in dental practices.

Answer: (B)