Mohamed Abbas, a science teacher at Senioritis.io

Mohamed Abbas
June 20, 2023
Microbiology

Understanding the difference between Sterilization and Sanitization for effective cleaning and disinfection

What is the difference between sterilized and sanitized? Sterilized means that there are ZERO living organisms in your sample, whether it is a culture or surgical instrument....

Mohamed Abbas
June 20, 2023
Microbiology

Ensuring Microbial-Free Surfaces: The Vital Significance of Sterilization in Healthcare Settings.

An object is considered sterile when it contains no living cells An object is considered sterile when it is free from any living microorganisms such as bacteria,...

Mohamed Abbas
June 20, 2023
Microbiology

Irradiation as a Safe and Effective Food Preservation Technique for Safer Meat Consumption

What is irradiation? How does this keep the meat from spoiling? The radiation we use on meat is usually x-ray or gamma ray that is very penetrating....

Mohamed Abbas
June 20, 2023
Microbiology

Myth Busted: Irradiated Food is Safe and Not Radioactive – Learn How Irradiation Kills Microorganisms for Safer Consumption.

is irradiated food radioactive? No. The food does not become radioactive when exposed, just takes radiation damage No, irradiated food is not radioactive. Irradiation is a process...

Mohamed Abbas
June 20, 2023
Microbiology

Understanding Decimal Reduction Time and Its Importance in Antimicrobial Efficacy Measurements.

What is decimal reduction time, as it applies to microbial populations? Decimal reduction time, also known as the D-value, is the time it takes to kill 90%...

Mohamed Abbas
June 20, 2023
Microbiology

Optimizing Tomato Sterilization: Understanding the 45-Minute Boiling Duration for Guaranteed Food Safety

It takes approximately 45 minutes, boiling 100C, to sterilize tomatoes, which of these terms describe the 45 minute period? thermal death time The term that describes the...

Mohamed Abbas
June 20, 2023
Microbiology

Understanding the Significance of 121°C Temperature in Sterilization for Food Preservation

it takes approximately 10 minutes, boiling under high pressure at 121C to sterilize a jar of tomatoes, which of these would describe the 121C temperature? thermal death...

Mohamed Abbas
June 20, 2023
Microbiology

The Science of Exposure Time: Why 5 Minutes Matter in Tomatoes’ Bacteria-Killing Process

it takes approximately 5 minutes to boil a jar of tomatoes to kill 90% of the bacteria. which of these terms best describes 5 minutes time? decimal...