Part 5/9:
Using vivid visual aids, the microbiologist introduced dye and a sticky substance to simulate bacteria and biofilms on a chopping board. This hands-on demonstration revealed how bacteria embedded in these biofilms can remain hidden in the grooves, streaming the need for thorough cleaning and effective removal of these resilient layers.
Cleaning Efficacy: How Do Our Habits Measure Up?
The experiment pressed further, testing the effectiveness of typical cleaning routines on different materials. Each board was cut with raw meat under controlled conditions, then scrubbed with dish soap and dried. Post-cleaning samples were sent back to the lab for analysis.