But if it's not found until it's more advanced, the high iron levels can damage parts of the body. This can lead to potentially serious complications, such as: liver problems â including scarring of the liver (cirrhosis) or liver cancer. diabetes â where the level of sugar in the blood becomes too high.
Iridium vs Platinum Spark Plugs. Aside from the very common copper spark plugs, there are two other options for most users; platinum and iridium plugs. Both types have the very same parts and construction, the only difference between iridium and platinum spark plugs is the metal used for the center electrode. As you may already have figured out, platinum plugs use platinum while iridium plugs use iridium for the tip of the center electrode.
Before changing your spark plugs, you should consult your vehicle's owner's manual. You're looking for two things: how often you should change your spark plugs and where the spark plugs are located on your engine. For most vehicles, the rule of thumb is to replace your spark plugs every 30,000 miles (48,280 kilometers).