WD-40 is safe. I've been using it for years but I usuallyt put some ATF oil in the engine afterwards. I mainly use WD-40 when I take the engine apart and clean or mod it.D 40 (Water Displacement 40th try) removes the water to aid in rust prevention, (rust is also a horrible lubricant) then lube stuff.
Tweet. The color of sputum or phlegm, which is the mucus and sometimes pus discharge expectorated from the respiratory tract, is often an indication of the type of respiratory disease that gives rise to sputum production.ith infections, the green sputum will be more purulent (large amounts of pus) while in non-infectious inflammatory conditions, the green sputum will be more mucoid (large amounts of mucus). 1  Pneumonia â white, yellow or green. 2  Lung abscess â green, sudden accumulation of large amount of sputum if the abscess ruptures.
You might have heard that yellow or green mucus is a clear sign that you have an infection, but despite that common misperception, the yellow or green hue isn't due to bacteria. When you have a cold, your immune system sends white blood cells called neutrophils rushing to the area.These cells contain a greenish-colored enzyme, and in large numbers they can turn the mucus the same color. But you can have perfectly clear mucus and have a terrible ear and sinus infection , Kao says.If you do have an infection, you'll likely also have other symptoms, such as congestion, fever, and pressure in your face, overlying the sinuses, Johns says.1 | 2 | 3 | 4. Continue reading below...ut you can have perfectly clear mucus and have a terrible ear and sinus infection , Kao says. If you do have an infection, you'll likely also have other symptoms, such as congestion, fever, and pressure in your face, overlying the sinuses, Johns says. 1 | 2 | 3 | 4. Continue reading below...