Article: hange your engine oil regularly. If you haven't changed your oil in over 5,000 miles (8,000 km), this is almost a necessity. If you have changed your oil in the past 5,000 miles (8,000 km), it may still be a good idea to get it changed again before having your car tested. Schedule an oil change, or do it yourself. Dirty oils can cause the emission levels to be higher than normal. . Fuel and air filters need to be changed periodically to keep your engine as efficient as possible, and your emissions as low-impact as possible. Consult your owner's manual for specific guidelines regarding mileage, and keep a steady schedule of replacements. Check your air filter and, if it is dirty, change it before your emission test, since a dirty air filter can cause high hydrocarbons. Check your owner's manual to determine whether or not using Premium fuel is appropriate for your model. Other additives, like Clean Sky Clean Air can be added during refueling to purge carbon deposits from the engine during normal operations. Be aware that some additives could alter your emissions test and could be a cause of a failure. Be sure to tell your mechanic what additives you are using if you have failed. The additive could have been the cause. . Running too rich can have a long-term affect on your engine's ability to process hydrocarbons and CO emissions. It's a good idea to periodically check how lean or rich your engine is running to make sure you're within the proper specifications and keep your engine functioning properly.
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. Replace your filters regularly Use fuel additives if they're appropriate for your vehicle. Adjust your carburetor for the proper air-fuel mixture
Article: The active principles of garlic are supposed to interact with the nucleic acids of the virus, thus limiting its proliferation. It is proven to be effective against the following micro-organisms:  Escherichia coli, which causes intestinal dysbacteriosis and urinary infections. Salmonella typhi, which causes typhoid, and other Salmonella genus that cause severe intestinal afflictions. Shigella dysenteriae, which causes bacillus dysentery. Staphylococcus and streptococcus, which causes furuncles (infected blemishes) and other skin infections. Diverse types of fungi, yeasts, and some viruses, such as herpes. The inside the intestines are rife with bad bacteria. Garlic regulates good intestinal bacteria instead of destroying it.
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Use garlic as an antibiotic and antiseptic. Use the bacteria-killing powers of garlic to protect your intestines.
Article: To detect infrared light on your own, gather a remote control and a device that records video. Depending on your preferences, you can use a smartphone, camera, and video recorder.  Choose a remote control that has a small light bulb at the top, which emits infrared light when you press a button. Smartphones are generally the easiest way to detect infrared light. You will need a working remote control to detect infrared light. Test your remote control by pressing a button to make sure it responds correctly. If it doesn't, try changing the batteries or using a different remote control. If you're not sure whether your remote control's batteries are dead or it doesn't work, replace the batteries first before discarding the remote altogether. The specific button doesn't matter, so long as your remote control is on and working. Even if you're in a different room from the device it controls, your remote control will still emit infrared light when you press the buttons. Turn on your video recording device and, while looking at the remote control's top light bulb through the camera, press any button on the remote control. The small flash of light you see is infrared light emitting from your remote control as it sends signals to the device it controls. If you don't see a small flash of light, check your remote control's batteries or test it again, as it may be broken.
Question: What is a summary of what this article is about?
Gather the materials to detect infrared light at home. Test your remote control to make sure it works. Press any button on your remote control. Watch the remote control through the device, focusing on the top light bulb.