Gravitational waves are invisible. However, they are incredibly fast. They travel at the speed of light (186,000 miles per second). Gravitational waves squeeze and stretch anything in their path as they pass by.
bad bad bad. running your car low on oil can cause the engine to lock up and that means a rebuild. you should check your oil weekly along with other fluids. check your oil after your car has set for about 30 minutes or before you start it for the day. not doing this will give you unaccurate readings.
characteristic of a fuel to resist detonation. In automobiles, low octane fuel causes âknockingâ (detonation) in the engine. Since automobile engines operate at relatively low rpm, the knocking is of much less consequence than in high speed chainsaw engines. For most operators, the chainsawâs high