5 days ago4 minCool it!- with CoolantWhat does Coolant do? What's the difference between Coolant and Refrigerant? How do I know if I'm leaking Coolant?
Jun 271 minA Brief History of RefrigerantsHow did refrigerant get to be where it is today? Why did we stop using R12? Why are they getting rid of R134/R134a? What is R1234yf?
May 241 minWhy Is There an Air Bubble in My Tire?Did you find a strange new bump on your tire? How did it happen? How can I prevent it? And what should I do when I get an air bubble?
