Question: Why Does It Only Kill 99.9 Of Germs?

What does kills 99.9 of germs mean?

When a marketing claim of “kills 99.9% of germs” is used, it may or may not kill the specific variety of bacteria or pathogen you need killed.

Check the label for the specific pathogens you need protection from..

Why is the percentage of 99.9 Germs?

The reason many products say ‘kills 99.9 percent’ of bacteria on the label is because that is the performance threshold for the sanitizer test EPA requires (ASTM E1153) if people want to market products as sanitizers. In other words, a 99.9 percent reduction is EPA’s arbitrary cutoff for sanitizer performance.

What is the 01 of germs not killed?

There isn’t a one percent of germs that they can’t kill but when they test it, they have to see how many organisms they kill against other organisms. They test it to certain tolerances and the law for cleaning products says they have to meet a three log reduction. That is 99.9%.

Does Purell really kill 99.9 of germs?

The bottom line: real-world results are often less than 99.99 percent. The U.S. Centers for Disease Control and Prevention adds that sanitizers should contain at least 60 percent alcohol, and even then, they may be less effective when hands are “visibly dirty or greasy.”

Which soap brand kills the most bacteria?

Softsoap Antibacterial Liquid Hand Soap Household names are household names for a reason — they work and people like them. Softsoap Antibacterial Liquid Hand Soap has been shown to reduce 99.9% of harmful bacteria and germs, including Staphylococcus aureus (S.

Does anything kill 100 of germs?

The main point is that there is nothing that will kill 100 percent of harmful microorganisms. There are germs like Noro virus, responsible for 58 percent of foodborne illnesses in the US, that are not killed or reduced by the use of hand sanitizer.