Joseph is an HVAC technician and a hobbyist blogger. He’s been working as an HVAC technician for almost 13 years, and he started blogging just...Read more
There’s a lot of debate over whether cold air or heat is better for killing germs. Some people believe that cold air is more effective because it can lower the temperature of the bacteria, making it harder for them to survive. Others believe that heat is more effective because it can actually break down the bacteria’s cell walls.
Does cold air kill germs
It’s a common misconception that cold air kills germs. In reality, neither cold air nor heat will kill all germs. However, extreme temperatures can kill some germs.
Cold temperatures can slow the growth of bacteria and viruses, but they don’t kill them outright. So, if you’re looking to prevent the spread of illness, it’s still important to practice good hygiene habits like washing your hands regularly and covering your mouth when you sneeze or cough. Heat, on the other hand, can be an effective way to kill bacteria and viruses.
That’s why boiling water is such an effective way to disinfect it. But, it’s important to note that not all germs are killed by heat. Some, like the flu virus, are actually more resistant to heat than others.
So, the bottom line is that neither cold air nor heat will kill all germs. But, both can be effective at killing some germs.
What about heat
It’s a common misconception that cold air kills germs. In reality, both cold and heat can kill germs, but it depends on the virus or bacteria in question.
For example, the flu virus can survive in low temperatures, around -17°C, but it can be killed by high temperatures, around 60°C.
Similarly, the Ebola virus can survive in low temperatures, around -60°C, but it can be killed by high temperatures, around 60°C. So, while cold air and heat can both kill germs, it’s important to know which temperature will work against which virus or bacteria.
It’s a common misconception that cold air kills germs. In reality, both cold and hot air can kill germs, but hot air is more effective. This is because hot air evaporates moisture, which dries out and kills bacteria and viruses.
Cold air, on the other hand, simply slows down the growth of bacteria and viruses. So, if you’re looking to kill germs, heat is the way to go.